220791420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1961

約数の個数: 120

約数和(自身を含む): 702495024

約数和(自身を除く): 481703604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 108, 135, 146, 162, 180, 219, 270, 292, 324, 365, 405, 438, 540, 657, 730, 810, 876, 1095, 1314, 1460, 1620, 1867, 1971, 2190, 2628, 3285, 3734, 3942, 4380, 5601, 5913, 6570, 7468, 7884, 9335, 9855, 11202, 11826, 13140, 16803, 18670, 19710, 22404, 23652, 28005, 29565, 33606, 37340, 39420, 50409, 56010, 59130, 67212, 84015, 100818, 112020, 118260, 136291, 151227, 168030, 201636, 252045, 272582, 302454, 336060, 408873, 504090, 545164, 604908, 681455, 756135, 817746, 1008180, 1226619, 1362910, 1512270, 1635492, 2044365, 2453238, 2725820, 3024540, 3679857, 4088730, 4906476, 6133095, 7359714, 8177460, 11039571, 12266190, 14719428, 18399285, 22079142, 24532380, 36798570, 44158284, 55197855, 73597140, 110395710, 220791420]

約数ペア:

[(1, 220791420), (2, 110395710), (3, 73597140), (4, 55197855), (5, 44158284), (6, 36798570), (9, 24532380), (10, 22079142), (12, 18399285), (15, 14719428), (18, 12266190), (20, 11039571), (27, 8177460), (30, 7359714), (36, 6133095), (45, 4906476), (54, 4088730), (60, 3679857), (73, 3024540), (81, 2725820), (90, 2453238), (108, 2044365), (135, 1635492), (146, 1512270), (162, 1362910), (180, 1226619), (219, 1008180), (270, 817746), (292, 756135), (324, 681455), (365, 604908), (405, 545164), (438, 504090), (540, 408873), (657, 336060), (730, 302454), (810, 272582), (876, 252045), (1095, 201636), (1314, 168030), (1460, 151227), (1620, 136291), (1867, 118260), (1971, 112020), (2190, 100818), (2628, 84015), (3285, 67212), (3734, 59130), (3942, 56010), (4380, 50409), (5601, 39420), (5913, 37340), (6570, 33606), (7468, 29565), (7884, 28005), (9335, 23652), (9855, 22404), (11202, 19710), (11826, 18670), (13140, 16803)]