30987012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 84907200

約数和(自身を除く): 53920188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 151, 196, 294, 302, 349, 453, 588, 604, 698, 906, 1047, 1057, 1396, 1812, 2094, 2114, 2443, 3171, 4188, 4228, 4886, 6342, 7329, 7399, 9772, 12684, 14658, 14798, 17101, 22197, 29316, 29596, 34202, 44394, 51303, 52699, 68404, 88788, 102606, 105398, 158097, 205212, 210796, 316194, 368893, 632388, 737786, 1106679, 1475572, 2213358, 2582251, 4426716, 5164502, 7746753, 10329004, 15493506, 30987012]

約数ペア:

[(1, 30987012), (2, 15493506), (3, 10329004), (4, 7746753), (6, 5164502), (7, 4426716), (12, 2582251), (14, 2213358), (21, 1475572), (28, 1106679), (42, 737786), (49, 632388), (84, 368893), (98, 316194), (147, 210796), (151, 205212), (196, 158097), (294, 105398), (302, 102606), (349, 88788), (453, 68404), (588, 52699), (604, 51303), (698, 44394), (906, 34202), (1047, 29596), (1057, 29316), (1396, 22197), (1812, 17101), (2094, 14798), (2114, 14658), (2443, 12684), (3171, 9772), (4188, 7399), (4228, 7329), (4886, 6342)]