28572180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5233}}^1$

素因数の和:5265

約数の個数: 96

約数和(自身を含む): 98482944

約数和(自身を除く): 69910764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5233, 5460, 10466, 15699, 20932, 26165, 31398, 36631, 52330, 62796, 68029, 73262, 78495, 104660, 109893, 136058, 146524, 156990, 183155, 204087, 219786, 272116, 313980, 340145, 366310, 408174, 439572, 476203, 549465, 680290, 732620, 816348, 952406, 1020435, 1098930, 1360580, 1428609, 1904812, 2040870, 2197860, 2381015, 2857218, 4081740, 4762030, 5714436, 7143045, 9524060, 14286090, 28572180]

約数ペア:

[(1, 28572180), (2, 14286090), (3, 9524060), (4, 7143045), (5, 5714436), (6, 4762030), (7, 4081740), (10, 2857218), (12, 2381015), (13, 2197860), (14, 2040870), (15, 1904812), (20, 1428609), (21, 1360580), (26, 1098930), (28, 1020435), (30, 952406), (35, 816348), (39, 732620), (42, 680290), (52, 549465), (60, 476203), (65, 439572), (70, 408174), (78, 366310), (84, 340145), (91, 313980), (105, 272116), (130, 219786), (140, 204087), (156, 183155), (182, 156990), (195, 146524), (210, 136058), (260, 109893), (273, 104660), (364, 78495), (390, 73262), (420, 68029), (455, 62796), (546, 52330), (780, 36631), (910, 31398), (1092, 26165), (1365, 20932), (1820, 15699), (2730, 10466), (5233, 5460)]