40415850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 118965600

約数和(自身を除く): 78549750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 29, 30, 38, 45, 50, 57, 58, 75, 87, 90, 95, 114, 145, 150, 163, 171, 174, 190, 225, 261, 285, 290, 326, 342, 435, 450, 475, 489, 522, 551, 570, 725, 815, 855, 870, 950, 978, 1102, 1305, 1425, 1450, 1467, 1630, 1653, 1710, 2175, 2445, 2610, 2755, 2850, 2934, 3097, 3306, 4075, 4275, 4350, 4727, 4890, 4959, 5510, 6194, 6525, 7335, 8150, 8265, 8550, 9291, 9454, 9918, 12225, 13050, 13775, 14181, 14670, 15485, 16530, 18582, 23635, 24450, 24795, 27550, 27873, 28362, 30970, 36675, 41325, 42543, 46455, 47270, 49590, 55746, 70905, 73350, 77425, 82650, 85086, 89813, 92910, 118175, 123975, 139365, 141810, 154850, 179626, 212715, 232275, 236350, 247950, 269439, 278730, 354525, 425430, 449065, 464550, 538878, 696825, 709050, 808317, 898130, 1063575, 1347195, 1393650, 1616634, 2127150, 2245325, 2694390, 4041585, 4490650, 6735975, 8083170, 13471950, 20207925, 40415850]

約数ペア:

[(1, 40415850), (2, 20207925), (3, 13471950), (5, 8083170), (6, 6735975), (9, 4490650), (10, 4041585), (15, 2694390), (18, 2245325), (19, 2127150), (25, 1616634), (29, 1393650), (30, 1347195), (38, 1063575), (45, 898130), (50, 808317), (57, 709050), (58, 696825), (75, 538878), (87, 464550), (90, 449065), (95, 425430), (114, 354525), (145, 278730), (150, 269439), (163, 247950), (171, 236350), (174, 232275), (190, 212715), (225, 179626), (261, 154850), (285, 141810), (290, 139365), (326, 123975), (342, 118175), (435, 92910), (450, 89813), (475, 85086), (489, 82650), (522, 77425), (551, 73350), (570, 70905), (725, 55746), (815, 49590), (855, 47270), (870, 46455), (950, 42543), (978, 41325), (1102, 36675), (1305, 30970), (1425, 28362), (1450, 27873), (1467, 27550), (1630, 24795), (1653, 24450), (1710, 23635), (2175, 18582), (2445, 16530), (2610, 15485), (2755, 14670), (2850, 14181), (2934, 13775), (3097, 13050), (3306, 12225), (4075, 9918), (4275, 9454), (4350, 9291), (4727, 8550), (4890, 8265), (4959, 8150), (5510, 7335), (6194, 6525)]