40140240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23893}}^1$

素因数の和:23916

約数の個数: 80

約数和(自身を含む): 142217088

約数和(自身を除く): 102076848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 23893, 47786, 71679, 95572, 119465, 143358, 167251, 191144, 238930, 286716, 334502, 358395, 382288, 477860, 501753, 573432, 669004, 716790, 836255, 955720, 1003506, 1146864, 1338008, 1433580, 1672510, 1911440, 2007012, 2508765, 2676016, 2867160, 3345020, 4014024, 5017530, 5734320, 6690040, 8028048, 10035060, 13380080, 20070120, 40140240]

約数ペア:

[(1, 40140240), (2, 20070120), (3, 13380080), (4, 10035060), (5, 8028048), (6, 6690040), (7, 5734320), (8, 5017530), (10, 4014024), (12, 3345020), (14, 2867160), (15, 2676016), (16, 2508765), (20, 2007012), (21, 1911440), (24, 1672510), (28, 1433580), (30, 1338008), (35, 1146864), (40, 1003506), (42, 955720), (48, 836255), (56, 716790), (60, 669004), (70, 573432), (80, 501753), (84, 477860), (105, 382288), (112, 358395), (120, 334502), (140, 286716), (168, 238930), (210, 191144), (240, 167251), (280, 143358), (336, 119465), (420, 95572), (560, 71679), (840, 47786), (1680, 23893)]