15226640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^4\times {\mathrm{13}}^1$

素因数の和:70

約数の個数: 100

約数和(自身を含む): 41937420

約数和(自身を除く): 26710780

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 176, 208, 220, 242, 260, 286, 440, 484, 520, 572, 605, 715, 880, 968, 1040, 1144, 1210, 1331, 1430, 1573, 1936, 2288, 2420, 2662, 2860, 3146, 4840, 5324, 5720, 6292, 6655, 7865, 9680, 10648, 11440, 12584, 13310, 14641, 15730, 17303, 21296, 25168, 26620, 29282, 31460, 34606, 53240, 58564, 62920, 69212, 73205, 86515, 106480, 117128, 125840, 138424, 146410, 173030, 190333, 234256, 276848, 292820, 346060, 380666, 585640, 692120, 761332, 951665, 1171280, 1384240, 1522664, 1903330, 3045328, 3806660, 7613320, 15226640]

約数ペア:

[(1, 15226640), (2, 7613320), (4, 3806660), (5, 3045328), (8, 1903330), (10, 1522664), (11, 1384240), (13, 1171280), (16, 951665), (20, 761332), (22, 692120), (26, 585640), (40, 380666), (44, 346060), (52, 292820), (55, 276848), (65, 234256), (80, 190333), (88, 173030), (104, 146410), (110, 138424), (121, 125840), (130, 117128), (143, 106480), (176, 86515), (208, 73205), (220, 69212), (242, 62920), (260, 58564), (286, 53240), (440, 34606), (484, 31460), (520, 29282), (572, 26620), (605, 25168), (715, 21296), (880, 17303), (968, 15730), (1040, 14641), (1144, 13310), (1210, 12584), (1331, 11440), (1430, 10648), (1573, 9680), (1936, 7865), (2288, 6655), (2420, 6292), (2662, 5720), (2860, 5324), (3146, 4840)]