126875540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 309657600

約数和(自身を除く): 182782060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 127, 190, 209, 220, 239, 254, 380, 418, 478, 508, 635, 836, 956, 1045, 1195, 1270, 1397, 2090, 2390, 2413, 2540, 2629, 2794, 4180, 4541, 4780, 4826, 5258, 5588, 6985, 9082, 9652, 10516, 12065, 13145, 13970, 18164, 22705, 24130, 26290, 26543, 27940, 30353, 45410, 48260, 49951, 52580, 53086, 60706, 90820, 99902, 106172, 121412, 132715, 151765, 199804, 249755, 265430, 303530, 333883, 499510, 530860, 576707, 607060, 667766, 999020, 1153414, 1335532, 1669415, 2306828, 2883535, 3338830, 5767070, 6343777, 6677660, 11534140, 12687554, 25375108, 31718885, 63437770, 126875540]

約数ペア:

[(1, 126875540), (2, 63437770), (4, 31718885), (5, 25375108), (10, 12687554), (11, 11534140), (19, 6677660), (20, 6343777), (22, 5767070), (38, 3338830), (44, 2883535), (55, 2306828), (76, 1669415), (95, 1335532), (110, 1153414), (127, 999020), (190, 667766), (209, 607060), (220, 576707), (239, 530860), (254, 499510), (380, 333883), (418, 303530), (478, 265430), (508, 249755), (635, 199804), (836, 151765), (956, 132715), (1045, 121412), (1195, 106172), (1270, 99902), (1397, 90820), (2090, 60706), (2390, 53086), (2413, 52580), (2540, 49951), (2629, 48260), (2794, 45410), (4180, 30353), (4541, 27940), (4780, 26543), (4826, 26290), (5258, 24130), (5588, 22705), (6985, 18164), (9082, 13970), (9652, 13145), (10516, 12065)]