1889988100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:363

約数の個数: 288

約数和(自身を含む): 5599641600

約数和(自身を除く): 3709653500

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 79, 91, 100, 110, 130, 140, 143, 154, 158, 175, 182, 220, 239, 260, 275, 286, 308, 316, 325, 350, 364, 385, 395, 455, 478, 550, 553, 572, 650, 700, 715, 770, 790, 869, 910, 956, 1001, 1027, 1100, 1106, 1195, 1300, 1430, 1540, 1580, 1673, 1738, 1820, 1925, 1975, 2002, 2054, 2212, 2275, 2390, 2629, 2765, 2860, 3107, 3346, 3476, 3575, 3850, 3950, 4004, 4108, 4345, 4550, 4780, 5005, 5135, 5258, 5530, 5975, 6083, 6214, 6692, 7150, 7189, 7700, 7900, 8365, 8690, 9100, 10010, 10270, 10516, 11060, 11297, 11950, 12166, 12428, 13145, 13825, 14300, 14378, 15535, 16730, 17380, 18403, 18881, 20020, 20540, 21725, 21749, 22594, 23900, 24332, 25025, 25675, 26290, 27650, 28756, 30415, 31070, 33460, 34177, 35945, 36806, 37762, 41825, 43450, 43498, 45188, 50050, 51350, 52580, 55300, 56485, 60830, 62140, 65725, 68354, 71890, 73612, 75524, 77675, 79079, 83650, 86900, 86996, 92015, 94405, 100100, 102700, 108745, 112970, 121660, 131450, 132167, 136708, 143780, 152075, 155350, 158158, 167300, 170885, 179725, 184030, 188810, 207691, 217490, 225940, 239239, 245453, 262900, 264334, 282425, 304150, 310700, 316316, 341770, 359450, 368060, 377620, 395395, 415382, 434980, 460075, 472025, 478478, 490906, 528668, 543725, 564850, 608300, 660835, 683540, 718900, 790790, 830764, 854425, 920150, 944050, 956956, 981812, 1038455, 1087450, 1129700, 1196195, 1227265, 1321670, 1453837, 1581580, 1708850, 1718171, 1840300, 1888100, 1976975, 2076910, 2174900, 2392390, 2454530, 2643340, 2699983, 2907674, 3304175, 3417700, 3436342, 3953950, 4153820, 4784780, 4909060, 5192275, 5399966, 5815348, 5980975, 6136325, 6608350, 6872684, 7269185, 7907900, 8590855, 10384550, 10799932, 11961950, 12272650, 13216700, 13499915, 14538370, 17181710, 18899881, 20769100, 23923900, 24545300, 26999830, 29076740, 34363420, 36345925, 37799762, 42954275, 53999660, 67499575, 72691850, 75599524, 85908550, 94499405, 134999150, 145383700, 171817100, 188998810, 269998300, 377997620, 472497025, 944994050, 1889988100]

約数ペア:

[(1, 1889988100), (2, 944994050), (4, 472497025), (5, 377997620), (7, 269998300), (10, 188998810), (11, 171817100), (13, 145383700), (14, 134999150), (20, 94499405), (22, 85908550), (25, 75599524), (26, 72691850), (28, 67499575), (35, 53999660), (44, 42954275), (50, 37799762), (52, 36345925), (55, 34363420), (65, 29076740), (70, 26999830), (77, 24545300), (79, 23923900), (91, 20769100), (100, 18899881), (110, 17181710), (130, 14538370), (140, 13499915), (143, 13216700), (154, 12272650), (158, 11961950), (175, 10799932), (182, 10384550), (220, 8590855), (239, 7907900), (260, 7269185), (275, 6872684), (286, 6608350), (308, 6136325), (316, 5980975), (325, 5815348), (350, 5399966), (364, 5192275), (385, 4909060), (395, 4784780), (455, 4153820), (478, 3953950), (550, 3436342), (553, 3417700), (572, 3304175), (650, 2907674), (700, 2699983), (715, 2643340), (770, 2454530), (790, 2392390), (869, 2174900), (910, 2076910), (956, 1976975), (1001, 1888100), (1027, 1840300), (1100, 1718171), (1106, 1708850), (1195, 1581580), (1300, 1453837), (1430, 1321670), (1540, 1227265), (1580, 1196195), (1673, 1129700), (1738, 1087450), (1820, 1038455), (1925, 981812), (1975, 956956), (2002, 944050), (2054, 920150), (2212, 854425), (2275, 830764), (2390, 790790), (2629, 718900), (2765, 683540), (2860, 660835), (3107, 608300), (3346, 564850), (3476, 543725), (3575, 528668), (3850, 490906), (3950, 478478), (4004, 472025), (4108, 460075), (4345, 434980), (4550, 415382), (4780, 395395), (5005, 377620), (5135, 368060), (5258, 359450), (5530, 341770), (5975, 316316), (6083, 310700), (6214, 304150), (6692, 282425), (7150, 264334), (7189, 262900), (7700, 245453), (7900, 239239), (8365, 225940), (8690, 217490), (9100, 207691), (10010, 188810), (10270, 184030), (10516, 179725), (11060, 170885), (11297, 167300), (11950, 158158), (12166, 155350), (12428, 152075), (13145, 143780), (13825, 136708), (14300, 132167), (14378, 131450), (15535, 121660), (16730, 112970), (17380, 108745), (18403, 102700), (18881, 100100), (20020, 94405), (20540, 92015), (21725, 86996), (21749, 86900), (22594, 83650), (23900, 79079), (24332, 77675), (25025, 75524), (25675, 73612), (26290, 71890), (27650, 68354), (28756, 65725), (30415, 62140), (31070, 60830), (33460, 56485), (34177, 55300), (35945, 52580), (36806, 51350), (37762, 50050), (41825, 45188), (43450, 43498)]