247651560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:633

約数の個数: 256

約数和(自身を含む): 919296000

約数和(自身を除く): 671644440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 465, 468, 520, 540, 558, 569, 585, 620, 702, 744, 780, 806, 837, 930, 936, 1080, 1116, 1138, 1170, 1209, 1240, 1395, 1404, 1560, 1612, 1674, 1707, 1755, 1860, 2015, 2232, 2276, 2340, 2418, 2790, 2808, 2845, 3224, 3348, 3414, 3510, 3627, 3720, 4030, 4185, 4552, 4680, 4836, 5121, 5580, 5690, 6045, 6696, 6828, 7020, 7254, 7397, 8060, 8370, 8535, 9672, 10242, 10881, 11160, 11380, 12090, 13656, 14040, 14508, 14794, 15363, 16120, 16740, 17070, 17639, 18135, 20484, 21762, 22191, 22760, 24180, 25605, 29016, 29588, 30726, 33480, 34140, 35278, 36270, 36985, 40968, 43524, 44382, 48360, 51210, 52917, 54405, 59176, 61452, 66573, 68280, 70556, 72540, 73970, 76815, 87048, 88195, 88764, 102420, 105834, 108810, 110955, 122904, 133146, 141112, 145080, 147940, 153630, 158751, 176390, 177528, 199719, 204840, 211668, 217620, 221910, 229307, 264585, 266292, 295880, 307260, 317502, 332865, 352780, 399438, 423336, 435240, 443820, 458614, 476253, 529170, 532584, 614520, 635004, 665730, 687921, 705560, 793755, 798876, 887640, 917228, 952506, 998595, 1058340, 1146535, 1270008, 1331460, 1375842, 1587510, 1597752, 1834456, 1905012, 1997190, 2063763, 2116680, 2293070, 2381265, 2662920, 2751684, 3175020, 3439605, 3810024, 3994380, 4127526, 4586140, 4762530, 5503368, 6191289, 6350040, 6879210, 7988760, 8255052, 9172280, 9525060, 10318815, 12382578, 13758420, 16510104, 19050120, 20637630, 24765156, 27516840, 30956445, 41275260, 49530312, 61912890, 82550520, 123825780, 247651560]

約数ペア:

[(1, 247651560), (2, 123825780), (3, 82550520), (4, 61912890), (5, 49530312), (6, 41275260), (8, 30956445), (9, 27516840), (10, 24765156), (12, 20637630), (13, 19050120), (15, 16510104), (18, 13758420), (20, 12382578), (24, 10318815), (26, 9525060), (27, 9172280), (30, 8255052), (31, 7988760), (36, 6879210), (39, 6350040), (40, 6191289), (45, 5503368), (52, 4762530), (54, 4586140), (60, 4127526), (62, 3994380), (65, 3810024), (72, 3439605), (78, 3175020), (90, 2751684), (93, 2662920), (104, 2381265), (108, 2293070), (117, 2116680), (120, 2063763), (124, 1997190), (130, 1905012), (135, 1834456), (155, 1597752), (156, 1587510), (180, 1375842), (186, 1331460), (195, 1270008), (216, 1146535), (234, 1058340), (248, 998595), (260, 952506), (270, 917228), (279, 887640), (310, 798876), (312, 793755), (351, 705560), (360, 687921), (372, 665730), (390, 635004), (403, 614520), (465, 532584), (468, 529170), (520, 476253), (540, 458614), (558, 443820), (569, 435240), (585, 423336), (620, 399438), (702, 352780), (744, 332865), (780, 317502), (806, 307260), (837, 295880), (930, 266292), (936, 264585), (1080, 229307), (1116, 221910), (1138, 217620), (1170, 211668), (1209, 204840), (1240, 199719), (1395, 177528), (1404, 176390), (1560, 158751), (1612, 153630), (1674, 147940), (1707, 145080), (1755, 141112), (1860, 133146), (2015, 122904), (2232, 110955), (2276, 108810), (2340, 105834), (2418, 102420), (2790, 88764), (2808, 88195), (2845, 87048), (3224, 76815), (3348, 73970), (3414, 72540), (3510, 70556), (3627, 68280), (3720, 66573), (4030, 61452), (4185, 59176), (4552, 54405), (4680, 52917), (4836, 51210), (5121, 48360), (5580, 44382), (5690, 43524), (6045, 40968), (6696, 36985), (6828, 36270), (7020, 35278), (7254, 34140), (7397, 33480), (8060, 30726), (8370, 29588), (8535, 29016), (9672, 25605), (10242, 24180), (10881, 22760), (11160, 22191), (11380, 21762), (12090, 20484), (13656, 18135), (14040, 17639), (14508, 17070), (14794, 16740), (15363, 16120)]