1809826620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:564

約数の個数: 192

約数和(自身を含む): 5913492480

約数和(自身を除く): 4103665860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 83, 84, 105, 140, 166, 193, 210, 249, 269, 332, 386, 415, 420, 498, 538, 579, 581, 772, 807, 830, 965, 996, 1076, 1158, 1162, 1245, 1345, 1351, 1614, 1660, 1743, 1883, 1930, 2316, 2324, 2490, 2690, 2702, 2895, 2905, 3228, 3486, 3766, 3860, 4035, 4053, 4980, 5380, 5404, 5649, 5790, 5810, 6755, 6972, 7532, 8070, 8106, 8715, 9415, 11298, 11580, 11620, 13510, 16019, 16140, 16212, 17430, 18830, 20265, 22327, 22596, 27020, 28245, 32038, 34860, 37660, 40530, 44654, 48057, 51917, 56490, 64076, 66981, 80095, 81060, 89308, 96114, 103834, 111635, 112133, 112980, 133962, 155751, 156289, 160190, 192228, 207668, 223270, 224266, 240285, 259585, 267924, 311502, 312578, 320380, 334905, 336399, 363419, 446540, 448532, 468867, 480570, 519170, 560665, 623004, 625156, 669810, 672798, 726838, 778755, 781445, 937734, 961140, 1038340, 1090257, 1121330, 1339620, 1345596, 1453676, 1557510, 1562890, 1681995, 1817095, 1875468, 2180514, 2242660, 2344335, 3115020, 3125780, 3363990, 3634190, 4309111, 4361028, 4688670, 5451285, 6727980, 7268380, 8618222, 9377340, 10902570, 12927333, 17236444, 21545555, 21805140, 25854666, 30163777, 43091110, 51709332, 60327554, 64636665, 86182220, 90491331, 120655108, 129273330, 150818885, 180982662, 258546660, 301637770, 361965324, 452456655, 603275540, 904913310, 1809826620]

約数ペア:

[(1, 1809826620), (2, 904913310), (3, 603275540), (4, 452456655), (5, 361965324), (6, 301637770), (7, 258546660), (10, 180982662), (12, 150818885), (14, 129273330), (15, 120655108), (20, 90491331), (21, 86182220), (28, 64636665), (30, 60327554), (35, 51709332), (42, 43091110), (60, 30163777), (70, 25854666), (83, 21805140), (84, 21545555), (105, 17236444), (140, 12927333), (166, 10902570), (193, 9377340), (210, 8618222), (249, 7268380), (269, 6727980), (332, 5451285), (386, 4688670), (415, 4361028), (420, 4309111), (498, 3634190), (538, 3363990), (579, 3125780), (581, 3115020), (772, 2344335), (807, 2242660), (830, 2180514), (965, 1875468), (996, 1817095), (1076, 1681995), (1158, 1562890), (1162, 1557510), (1245, 1453676), (1345, 1345596), (1351, 1339620), (1614, 1121330), (1660, 1090257), (1743, 1038340), (1883, 961140), (1930, 937734), (2316, 781445), (2324, 778755), (2490, 726838), (2690, 672798), (2702, 669810), (2895, 625156), (2905, 623004), (3228, 560665), (3486, 519170), (3766, 480570), (3860, 468867), (4035, 448532), (4053, 446540), (4980, 363419), (5380, 336399), (5404, 334905), (5649, 320380), (5790, 312578), (5810, 311502), (6755, 267924), (6972, 259585), (7532, 240285), (8070, 224266), (8106, 223270), (8715, 207668), (9415, 192228), (11298, 160190), (11580, 156289), (11620, 155751), (13510, 133962), (16019, 112980), (16140, 112133), (16212, 111635), (17430, 103834), (18830, 96114), (20265, 89308), (22327, 81060), (22596, 80095), (27020, 66981), (28245, 64076), (32038, 56490), (34860, 51917), (37660, 48057), (40530, 44654)]