689947440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4513}}^1$

素因数の和:4556

約数の個数: 240

約数和(自身を含む): 2680015968

約数和(自身を除く): 1990068528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 98, 104, 105, 112, 120, 130, 140, 147, 156, 168, 182, 195, 196, 208, 210, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 420, 455, 490, 520, 546, 560, 588, 624, 637, 728, 735, 780, 784, 840, 910, 980, 1040, 1092, 1176, 1274, 1365, 1456, 1470, 1560, 1680, 1820, 1911, 1960, 2184, 2352, 2548, 2730, 2940, 3120, 3185, 3640, 3822, 3920, 4368, 4513, 5096, 5460, 5880, 6370, 7280, 7644, 9026, 9555, 10192, 10920, 11760, 12740, 13539, 15288, 18052, 19110, 21840, 22565, 25480, 27078, 30576, 31591, 36104, 38220, 45130, 50960, 54156, 58669, 63182, 67695, 72208, 76440, 90260, 94773, 108312, 117338, 126364, 135390, 152880, 157955, 176007, 180520, 189546, 216624, 221137, 234676, 252728, 270780, 293345, 315910, 352014, 361040, 379092, 410683, 442274, 469352, 473865, 505456, 541560, 586690, 631820, 663411, 704028, 758184, 821366, 880035, 884548, 938704, 947730, 1083120, 1105685, 1173380, 1232049, 1263640, 1326822, 1408056, 1516368, 1642732, 1760070, 1769096, 1895460, 2053415, 2211370, 2346760, 2464098, 2527280, 2653644, 2816112, 2874781, 3285464, 3317055, 3520140, 3538192, 3790920, 4106830, 4422740, 4693520, 4928196, 5307288, 5749562, 6160245, 6570928, 6634110, 7040280, 7581840, 8213660, 8624343, 8845480, 9856392, 10614576, 11499124, 12320490, 13268220, 14080560, 14373905, 16427320, 17248686, 17690960, 19712784, 22998248, 24640980, 26536440, 28747810, 32854640, 34497372, 43121715, 45996496, 49281960, 53072880, 57495620, 68994744, 86243430, 98563920, 114991240, 137989488, 172486860, 229982480, 344973720, 689947440]

約数ペア:

[(1, 689947440), (2, 344973720), (3, 229982480), (4, 172486860), (5, 137989488), (6, 114991240), (7, 98563920), (8, 86243430), (10, 68994744), (12, 57495620), (13, 53072880), (14, 49281960), (15, 45996496), (16, 43121715), (20, 34497372), (21, 32854640), (24, 28747810), (26, 26536440), (28, 24640980), (30, 22998248), (35, 19712784), (39, 17690960), (40, 17248686), (42, 16427320), (48, 14373905), (49, 14080560), (52, 13268220), (56, 12320490), (60, 11499124), (65, 10614576), (70, 9856392), (78, 8845480), (80, 8624343), (84, 8213660), (91, 7581840), (98, 7040280), (104, 6634110), (105, 6570928), (112, 6160245), (120, 5749562), (130, 5307288), (140, 4928196), (147, 4693520), (156, 4422740), (168, 4106830), (182, 3790920), (195, 3538192), (196, 3520140), (208, 3317055), (210, 3285464), (240, 2874781), (245, 2816112), (260, 2653644), (273, 2527280), (280, 2464098), (294, 2346760), (312, 2211370), (336, 2053415), (364, 1895460), (390, 1769096), (392, 1760070), (420, 1642732), (455, 1516368), (490, 1408056), (520, 1326822), (546, 1263640), (560, 1232049), (588, 1173380), (624, 1105685), (637, 1083120), (728, 947730), (735, 938704), (780, 884548), (784, 880035), (840, 821366), (910, 758184), (980, 704028), (1040, 663411), (1092, 631820), (1176, 586690), (1274, 541560), (1365, 505456), (1456, 473865), (1470, 469352), (1560, 442274), (1680, 410683), (1820, 379092), (1911, 361040), (1960, 352014), (2184, 315910), (2352, 293345), (2548, 270780), (2730, 252728), (2940, 234676), (3120, 221137), (3185, 216624), (3640, 189546), (3822, 180520), (3920, 176007), (4368, 157955), (4513, 152880), (5096, 135390), (5460, 126364), (5880, 117338), (6370, 108312), (7280, 94773), (7644, 90260), (9026, 76440), (9555, 72208), (10192, 67695), (10920, 63182), (11760, 58669), (12740, 54156), (13539, 50960), (15288, 45130), (18052, 38220), (19110, 36104), (21840, 31591), (22565, 30576), (25480, 27078)]