320755500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5483}}^1$

素因数の和:5521

約数の個数: 144

約数和(自身を含む): 1089912096

約数和(自身を除く): 769156596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 300, 325, 375, 390, 450, 468, 500, 585, 650, 750, 780, 900, 975, 1125, 1170, 1300, 1500, 1625, 1950, 2250, 2340, 2925, 3250, 3900, 4500, 4875, 5483, 5850, 6500, 9750, 10966, 11700, 14625, 16449, 19500, 21932, 27415, 29250, 32898, 49347, 54830, 58500, 65796, 71279, 82245, 98694, 109660, 137075, 142558, 164490, 197388, 213837, 246735, 274150, 285116, 328980, 356395, 411225, 427674, 493470, 548300, 641511, 685375, 712790, 822450, 855348, 986940, 1069185, 1233675, 1283022, 1370750, 1425580, 1644900, 1781975, 2056125, 2138370, 2467350, 2566044, 2741500, 3207555, 3563950, 4112250, 4276740, 4934700, 5345925, 6168375, 6415110, 7127900, 8224500, 8909875, 10691850, 12336750, 12830220, 16037775, 17819750, 21383700, 24673500, 26729625, 32075550, 35639500, 53459250, 64151100, 80188875, 106918500, 160377750, 320755500]

約数ペア:

[(1, 320755500), (2, 160377750), (3, 106918500), (4, 80188875), (5, 64151100), (6, 53459250), (9, 35639500), (10, 32075550), (12, 26729625), (13, 24673500), (15, 21383700), (18, 17819750), (20, 16037775), (25, 12830220), (26, 12336750), (30, 10691850), (36, 8909875), (39, 8224500), (45, 7127900), (50, 6415110), (52, 6168375), (60, 5345925), (65, 4934700), (75, 4276740), (78, 4112250), (90, 3563950), (100, 3207555), (117, 2741500), (125, 2566044), (130, 2467350), (150, 2138370), (156, 2056125), (180, 1781975), (195, 1644900), (225, 1425580), (234, 1370750), (250, 1283022), (260, 1233675), (300, 1069185), (325, 986940), (375, 855348), (390, 822450), (450, 712790), (468, 685375), (500, 641511), (585, 548300), (650, 493470), (750, 427674), (780, 411225), (900, 356395), (975, 328980), (1125, 285116), (1170, 274150), (1300, 246735), (1500, 213837), (1625, 197388), (1950, 164490), (2250, 142558), (2340, 137075), (2925, 109660), (3250, 98694), (3900, 82245), (4500, 71279), (4875, 65796), (5483, 58500), (5850, 54830), (6500, 49347), (9750, 32898), (10966, 29250), (11700, 27415), (14625, 21932), (16449, 19500)]