638855196840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{63649}}^1$

素因数の和:64249

約数の個数: 288

約数和(自身を含む): 2419546545000

約数和(自身を除く): 1780691348160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 569, 588, 630, 735, 840, 882, 980, 1138, 1176, 1260, 1470, 1707, 1764, 1960, 2205, 2276, 2520, 2845, 2940, 3414, 3528, 3983, 4410, 4552, 5121, 5690, 5880, 6828, 7966, 8535, 8820, 10242, 11380, 11949, 13656, 15932, 17070, 17640, 19915, 20484, 22760, 23898, 25605, 27881, 31864, 34140, 35847, 39830, 40968, 47796, 51210, 55762, 59745, 63649, 68280, 71694, 79660, 83643, 95592, 102420, 111524, 119490, 127298, 139405, 143388, 159320, 167286, 179235, 190947, 204840, 223048, 238980, 250929, 254596, 278810, 286776, 318245, 334572, 358470, 381894, 418215, 445543, 477960, 501858, 509192, 557620, 572841, 636490, 669144, 716940, 763788, 836430, 891086, 954735, 1003716, 1115240, 1145682, 1254645, 1272980, 1336629, 1433880, 1527576, 1672860, 1782172, 1909470, 2007432, 2227715, 2291364, 2509290, 2545960, 2673258, 2864205, 3118801, 3345720, 3564344, 3818940, 4009887, 4455430, 4582728, 5018580, 5346516, 5728410, 6237602, 6683145, 7637880, 8019774, 8910860, 9356403, 10037160, 10693032, 11456820, 12475204, 13366290, 15594005, 16039548, 17821720, 18712806, 20049435, 22913640, 24950408, 26732580, 28069209, 31188010, 32079096, 36216281, 37425612, 40098870, 46782015, 53465160, 56138418, 62376020, 72432562, 74851224, 80197740, 93564030, 108648843, 112276836, 124752040, 140346045, 144865124, 160395480, 181081405, 187128060, 217297686, 224553672, 253513967, 280692090, 289730248, 325946529, 362162810, 374256120, 434595372, 507027934, 543244215, 561384180, 651893058, 724325620, 760541901, 869190744, 1014055868, 1086488430, 1122768360, 1267569835, 1303786116, 1448651240, 1521083802, 1629732645, 1774597769, 2028111736, 2172976860, 2281625703, 2535139670, 2607572232, 3042167604, 3259465290, 3549195538, 3802709505, 4345953720, 4563251406, 5070279340, 5323793307, 6084335208, 6518930580, 7098391076, 7605419010, 8872988845, 9126502812, 10140558680, 10647586614, 11408128515, 13037861160, 14196782152, 15210838020, 15971379921, 17745977690, 18253005624, 21295173228, 22816257030, 26618966535, 30421676040, 31942759842, 35491955380, 42590346456, 45632514060, 53237933070, 63885519684, 70983910760, 79856899605, 91265028120, 106475866140, 127771039368, 159713799210, 212951732280, 319427598420, 638855196840]

約数ペア:

[(1, 638855196840), (2, 319427598420), (3, 212951732280), (4, 159713799210), (5, 127771039368), (6, 106475866140), (7, 91265028120), (8, 79856899605), (9, 70983910760), (10, 63885519684), (12, 53237933070), (14, 45632514060), (15, 42590346456), (18, 35491955380), (20, 31942759842), (21, 30421676040), (24, 26618966535), (28, 22816257030), (30, 21295173228), (35, 18253005624), (36, 17745977690), (40, 15971379921), (42, 15210838020), (45, 14196782152), (49, 13037861160), (56, 11408128515), (60, 10647586614), (63, 10140558680), (70, 9126502812), (72, 8872988845), (84, 7605419010), (90, 7098391076), (98, 6518930580), (105, 6084335208), (120, 5323793307), (126, 5070279340), (140, 4563251406), (147, 4345953720), (168, 3802709505), (180, 3549195538), (196, 3259465290), (210, 3042167604), (245, 2607572232), (252, 2535139670), (280, 2281625703), (294, 2172976860), (315, 2028111736), (360, 1774597769), (392, 1629732645), (420, 1521083802), (441, 1448651240), (490, 1303786116), (504, 1267569835), (569, 1122768360), (588, 1086488430), (630, 1014055868), (735, 869190744), (840, 760541901), (882, 724325620), (980, 651893058), (1138, 561384180), (1176, 543244215), (1260, 507027934), (1470, 434595372), (1707, 374256120), (1764, 362162810), (1960, 325946529), (2205, 289730248), (2276, 280692090), (2520, 253513967), (2845, 224553672), (2940, 217297686), (3414, 187128060), (3528, 181081405), (3983, 160395480), (4410, 144865124), (4552, 140346045), (5121, 124752040), (5690, 112276836), (5880, 108648843), (6828, 93564030), (7966, 80197740), (8535, 74851224), (8820, 72432562), (10242, 62376020), (11380, 56138418), (11949, 53465160), (13656, 46782015), (15932, 40098870), (17070, 37425612), (17640, 36216281), (19915, 32079096), (20484, 31188010), (22760, 28069209), (23898, 26732580), (25605, 24950408), (27881, 22913640), (31864, 20049435), (34140, 18712806), (35847, 17821720), (39830, 16039548), (40968, 15594005), (47796, 13366290), (51210, 12475204), (55762, 11456820), (59745, 10693032), (63649, 10037160), (68280, 9356403), (71694, 8910860), (79660, 8019774), (83643, 7637880), (95592, 6683145), (102420, 6237602), (111524, 5728410), (119490, 5346516), (127298, 5018580), (139405, 4582728), (143388, 4455430), (159320, 4009887), (167286, 3818940), (179235, 3564344), (190947, 3345720), (204840, 3118801), (223048, 2864205), (238980, 2673258), (250929, 2545960), (254596, 2509290), (278810, 2291364), (286776, 2227715), (318245, 2007432), (334572, 1909470), (358470, 1782172), (381894, 1672860), (418215, 1527576), (445543, 1433880), (477960, 1336629), (501858, 1272980), (509192, 1254645), (557620, 1145682), (572841, 1115240), (636490, 1003716), (669144, 954735), (716940, 891086), (763788, 836430)]