40989900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 137491200

約数和(自身を除く): 96501300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 131, 140, 149, 150, 175, 210, 262, 298, 300, 350, 393, 420, 447, 524, 525, 596, 655, 700, 745, 786, 894, 917, 1043, 1050, 1310, 1490, 1572, 1788, 1834, 1965, 2086, 2100, 2235, 2620, 2751, 2980, 3129, 3275, 3668, 3725, 3930, 4172, 4470, 4585, 5215, 5502, 6258, 6550, 7450, 7860, 8940, 9170, 9825, 10430, 11004, 11175, 12516, 13100, 13755, 14900, 15645, 18340, 19519, 19650, 20860, 22350, 22925, 26075, 27510, 31290, 39038, 39300, 44700, 45850, 52150, 55020, 58557, 62580, 68775, 78076, 78225, 91700, 97595, 104300, 117114, 136633, 137550, 156450, 195190, 234228, 273266, 275100, 292785, 312900, 390380, 409899, 487975, 546532, 585570, 683165, 819798, 975950, 1171140, 1366330, 1463925, 1639596, 1951900, 2049495, 2732660, 2927850, 3415825, 4098990, 5855700, 6831650, 8197980, 10247475, 13663300, 20494950, 40989900]

約数ペア:

[(1, 40989900), (2, 20494950), (3, 13663300), (4, 10247475), (5, 8197980), (6, 6831650), (7, 5855700), (10, 4098990), (12, 3415825), (14, 2927850), (15, 2732660), (20, 2049495), (21, 1951900), (25, 1639596), (28, 1463925), (30, 1366330), (35, 1171140), (42, 975950), (50, 819798), (60, 683165), (70, 585570), (75, 546532), (84, 487975), (100, 409899), (105, 390380), (131, 312900), (140, 292785), (149, 275100), (150, 273266), (175, 234228), (210, 195190), (262, 156450), (298, 137550), (300, 136633), (350, 117114), (393, 104300), (420, 97595), (447, 91700), (524, 78225), (525, 78076), (596, 68775), (655, 62580), (700, 58557), (745, 55020), (786, 52150), (894, 45850), (917, 44700), (1043, 39300), (1050, 39038), (1310, 31290), (1490, 27510), (1572, 26075), (1788, 22925), (1834, 22350), (1965, 20860), (2086, 19650), (2100, 19519), (2235, 18340), (2620, 15645), (2751, 14900), (2980, 13755), (3129, 13100), (3275, 12516), (3668, 11175), (3725, 11004), (3930, 10430), (4172, 9825), (4470, 9170), (4585, 8940), (5215, 7860), (5502, 7450), (6258, 6550)]