159990740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5171}}^1$

素因数の和:5217

約数の個数: 96

約数和(自身を含む): 437923584

約数和(自身を除く): 277932844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 3094, 4420, 5171, 6188, 7735, 10342, 15470, 20684, 25855, 30940, 36197, 51710, 67223, 72394, 87907, 103420, 134446, 144788, 175814, 180985, 268892, 336115, 351628, 361970, 439535, 470561, 615349, 672230, 723940, 879070, 941122, 1142791, 1230698, 1344460, 1758140, 1882244, 2285582, 2352805, 2461396, 3076745, 4571164, 4705610, 5713955, 6153490, 7999537, 9411220, 11427910, 12306980, 15999074, 22855820, 31998148, 39997685, 79995370, 159990740]

約数ペア:

[(1, 159990740), (2, 79995370), (4, 39997685), (5, 31998148), (7, 22855820), (10, 15999074), (13, 12306980), (14, 11427910), (17, 9411220), (20, 7999537), (26, 6153490), (28, 5713955), (34, 4705610), (35, 4571164), (52, 3076745), (65, 2461396), (68, 2352805), (70, 2285582), (85, 1882244), (91, 1758140), (119, 1344460), (130, 1230698), (140, 1142791), (170, 941122), (182, 879070), (221, 723940), (238, 672230), (260, 615349), (340, 470561), (364, 439535), (442, 361970), (455, 351628), (476, 336115), (595, 268892), (884, 180985), (910, 175814), (1105, 144788), (1190, 134446), (1547, 103420), (1820, 87907), (2210, 72394), (2380, 67223), (3094, 51710), (4420, 36197), (5171, 30940), (6188, 25855), (7735, 20684), (10342, 15470)]