286554580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 709720704

約数和(自身を除く): 423166124

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 43, 52, 65, 71, 76, 86, 95, 130, 142, 172, 190, 215, 247, 260, 284, 355, 361, 380, 430, 494, 559, 710, 722, 817, 860, 923, 988, 1118, 1235, 1349, 1420, 1444, 1634, 1805, 1846, 2236, 2470, 2698, 2795, 3053, 3268, 3610, 3692, 4085, 4615, 4693, 4940, 5396, 5590, 6106, 6745, 7220, 8170, 9230, 9386, 10621, 11180, 12212, 13490, 15265, 15523, 16340, 17537, 18460, 18772, 21242, 23465, 25631, 26980, 30530, 31046, 35074, 39689, 42484, 46930, 51262, 53105, 58007, 61060, 62092, 70148, 77615, 79378, 87685, 93860, 102524, 106210, 116014, 128155, 155230, 158756, 175370, 198445, 201799, 212420, 232028, 256310, 290035, 310460, 333203, 350740, 396890, 403598, 512620, 580070, 666406, 754091, 793780, 807196, 1008995, 1102133, 1160140, 1332812, 1508182, 1666015, 2017990, 2204266, 3016364, 3332030, 3770455, 4035980, 4408532, 5510665, 6664060, 7540910, 11021330, 14327729, 15081820, 22042660, 28655458, 57310916, 71638645, 143277290, 286554580]

約数ペア:

[(1, 286554580), (2, 143277290), (4, 71638645), (5, 57310916), (10, 28655458), (13, 22042660), (19, 15081820), (20, 14327729), (26, 11021330), (38, 7540910), (43, 6664060), (52, 5510665), (65, 4408532), (71, 4035980), (76, 3770455), (86, 3332030), (95, 3016364), (130, 2204266), (142, 2017990), (172, 1666015), (190, 1508182), (215, 1332812), (247, 1160140), (260, 1102133), (284, 1008995), (355, 807196), (361, 793780), (380, 754091), (430, 666406), (494, 580070), (559, 512620), (710, 403598), (722, 396890), (817, 350740), (860, 333203), (923, 310460), (988, 290035), (1118, 256310), (1235, 232028), (1349, 212420), (1420, 201799), (1444, 198445), (1634, 175370), (1805, 158756), (1846, 155230), (2236, 128155), (2470, 116014), (2698, 106210), (2795, 102524), (3053, 93860), (3268, 87685), (3610, 79378), (3692, 77615), (4085, 70148), (4615, 62092), (4693, 61060), (4940, 58007), (5396, 53105), (5590, 51262), (6106, 46930), (6745, 42484), (7220, 39689), (8170, 35074), (9230, 31046), (9386, 30530), (10621, 26980), (11180, 25631), (12212, 23465), (13490, 21242), (15265, 18772), (15523, 18460), (16340, 17537)]