289277820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:892

約数の個数: 144

約数和(自身を含む): 951586272

約数和(自身を除く): 662308452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 181, 195, 234, 260, 362, 390, 468, 543, 585, 683, 724, 780, 905, 1086, 1170, 1366, 1629, 1810, 2049, 2172, 2340, 2353, 2715, 2732, 3258, 3415, 3620, 4098, 4706, 5430, 6147, 6516, 6830, 7059, 8145, 8196, 8879, 9412, 10245, 10860, 11765, 12294, 13660, 14118, 16290, 17758, 20490, 21177, 23530, 24588, 26637, 28236, 30735, 32580, 35295, 35516, 40980, 42354, 44395, 47060, 53274, 61470, 70590, 79911, 84708, 88790, 105885, 106548, 122940, 123623, 133185, 141180, 159822, 177580, 211770, 247246, 266370, 319644, 370869, 399555, 423540, 494492, 532740, 618115, 741738, 799110, 1112607, 1236230, 1483476, 1598220, 1607099, 1854345, 2225214, 2472460, 3214198, 3708690, 4450428, 4821297, 5563035, 6428396, 7417380, 8035495, 9642594, 11126070, 14463891, 16070990, 19285188, 22252140, 24106485, 28927782, 32141980, 48212970, 57855564, 72319455, 96425940, 144638910, 289277820]

約数ペア:

[(1, 289277820), (2, 144638910), (3, 96425940), (4, 72319455), (5, 57855564), (6, 48212970), (9, 32141980), (10, 28927782), (12, 24106485), (13, 22252140), (15, 19285188), (18, 16070990), (20, 14463891), (26, 11126070), (30, 9642594), (36, 8035495), (39, 7417380), (45, 6428396), (52, 5563035), (60, 4821297), (65, 4450428), (78, 3708690), (90, 3214198), (117, 2472460), (130, 2225214), (156, 1854345), (180, 1607099), (181, 1598220), (195, 1483476), (234, 1236230), (260, 1112607), (362, 799110), (390, 741738), (468, 618115), (543, 532740), (585, 494492), (683, 423540), (724, 399555), (780, 370869), (905, 319644), (1086, 266370), (1170, 247246), (1366, 211770), (1629, 177580), (1810, 159822), (2049, 141180), (2172, 133185), (2340, 123623), (2353, 122940), (2715, 106548), (2732, 105885), (3258, 88790), (3415, 84708), (3620, 79911), (4098, 70590), (4706, 61470), (5430, 53274), (6147, 47060), (6516, 44395), (6830, 42354), (7059, 40980), (8145, 35516), (8196, 35295), (8879, 32580), (9412, 30735), (10245, 28236), (10860, 26637), (11765, 24588), (12294, 23530), (13660, 21177), (14118, 20490), (16290, 17758)]