289264560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 320

約数和(自身を含む): 1049932800

約数和(自身を除く): 760668240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 29, 30, 39, 40, 46, 48, 52, 58, 60, 65, 69, 78, 80, 87, 92, 104, 115, 116, 120, 130, 138, 139, 145, 156, 174, 184, 195, 208, 230, 232, 240, 260, 276, 278, 290, 299, 312, 345, 348, 368, 377, 390, 417, 435, 460, 464, 520, 552, 556, 580, 598, 624, 667, 690, 695, 696, 754, 780, 834, 870, 897, 920, 1040, 1104, 1112, 1131, 1160, 1196, 1334, 1380, 1390, 1392, 1495, 1508, 1560, 1668, 1740, 1794, 1807, 1840, 1885, 2001, 2085, 2224, 2262, 2320, 2392, 2668, 2760, 2780, 2990, 3016, 3120, 3197, 3335, 3336, 3480, 3588, 3614, 3770, 4002, 4031, 4170, 4485, 4524, 4784, 5336, 5421, 5520, 5560, 5655, 5980, 6032, 6394, 6670, 6672, 6960, 7176, 7228, 7540, 8004, 8062, 8340, 8671, 8970, 9035, 9048, 9591, 10005, 10672, 10842, 11120, 11310, 11960, 12093, 12788, 13340, 14352, 14456, 15080, 15985, 16008, 16124, 16680, 17342, 17940, 18070, 18096, 19182, 20010, 20155, 21684, 22620, 23920, 24186, 25576, 26013, 26680, 27105, 28912, 30160, 31970, 32016, 32248, 33360, 34684, 35880, 36140, 38364, 40020, 40310, 41561, 43355, 43368, 45240, 47955, 48372, 51152, 52026, 52403, 53360, 54210, 60465, 63940, 64496, 69368, 71760, 72280, 76728, 80040, 80620, 83122, 86710, 86736, 90480, 92713, 95910, 96744, 104052, 104806, 108420, 120930, 124683, 127880, 130065, 138736, 144560, 153456, 157209, 160080, 161240, 166244, 173420, 185426, 191820, 193488, 207805, 208104, 209612, 216840, 241860, 249366, 255760, 260130, 262015, 278139, 314418, 322480, 332488, 346840, 370852, 383640, 415610, 416208, 419224, 433680, 463565, 483720, 498732, 520260, 524030, 556278, 623415, 628836, 664976, 693680, 741704, 767280, 786045, 831220, 838448, 927130, 967440, 997464, 1040520, 1048060, 1112556, 1205269, 1246830, 1257672, 1390695, 1483408, 1572090, 1662440, 1854260, 1994928, 2081040, 2096120, 2225112, 2410538, 2493660, 2515344, 2781390, 3144180, 3324880, 3615807, 3708520, 4192240, 4450224, 4821076, 4987320, 5562780, 6026345, 6288360, 7231614, 7417040, 9642152, 9974640, 11125560, 12052690, 12576720, 14463228, 18079035, 19284304, 22251120, 24105380, 28926456, 36158070, 48210760, 57852912, 72316140, 96421520, 144632280, 289264560]

約数ペア:

[(1, 289264560), (2, 144632280), (3, 96421520), (4, 72316140), (5, 57852912), (6, 48210760), (8, 36158070), (10, 28926456), (12, 24105380), (13, 22251120), (15, 19284304), (16, 18079035), (20, 14463228), (23, 12576720), (24, 12052690), (26, 11125560), (29, 9974640), (30, 9642152), (39, 7417040), (40, 7231614), (46, 6288360), (48, 6026345), (52, 5562780), (58, 4987320), (60, 4821076), (65, 4450224), (69, 4192240), (78, 3708520), (80, 3615807), (87, 3324880), (92, 3144180), (104, 2781390), (115, 2515344), (116, 2493660), (120, 2410538), (130, 2225112), (138, 2096120), (139, 2081040), (145, 1994928), (156, 1854260), (174, 1662440), (184, 1572090), (195, 1483408), (208, 1390695), (230, 1257672), (232, 1246830), (240, 1205269), (260, 1112556), (276, 1048060), (278, 1040520), (290, 997464), (299, 967440), (312, 927130), (345, 838448), (348, 831220), (368, 786045), (377, 767280), (390, 741704), (417, 693680), (435, 664976), (460, 628836), (464, 623415), (520, 556278), (552, 524030), (556, 520260), (580, 498732), (598, 483720), (624, 463565), (667, 433680), (690, 419224), (695, 416208), (696, 415610), (754, 383640), (780, 370852), (834, 346840), (870, 332488), (897, 322480), (920, 314418), (1040, 278139), (1104, 262015), (1112, 260130), (1131, 255760), (1160, 249366), (1196, 241860), (1334, 216840), (1380, 209612), (1390, 208104), (1392, 207805), (1495, 193488), (1508, 191820), (1560, 185426), (1668, 173420), (1740, 166244), (1794, 161240), (1807, 160080), (1840, 157209), (1885, 153456), (2001, 144560), (2085, 138736), (2224, 130065), (2262, 127880), (2320, 124683), (2392, 120930), (2668, 108420), (2760, 104806), (2780, 104052), (2990, 96744), (3016, 95910), (3120, 92713), (3197, 90480), (3335, 86736), (3336, 86710), (3480, 83122), (3588, 80620), (3614, 80040), (3770, 76728), (4002, 72280), (4031, 71760), (4170, 69368), (4485, 64496), (4524, 63940), (4784, 60465), (5336, 54210), (5421, 53360), (5520, 52403), (5560, 52026), (5655, 51152), (5980, 48372), (6032, 47955), (6394, 45240), (6670, 43368), (6672, 43355), (6960, 41561), (7176, 40310), (7228, 40020), (7540, 38364), (8004, 36140), (8062, 35880), (8340, 34684), (8671, 33360), (8970, 32248), (9035, 32016), (9048, 31970), (9591, 30160), (10005, 28912), (10672, 27105), (10842, 26680), (11120, 26013), (11310, 25576), (11960, 24186), (12093, 23920), (12788, 22620), (13340, 21684), (14352, 20155), (14456, 20010), (15080, 19182), (15985, 18096), (16008, 18070), (16124, 17940), (16680, 17342)]