72742740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 248414208

約数和(自身を除く): 175671468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 37, 42, 60, 62, 70, 74, 84, 93, 105, 111, 124, 140, 148, 151, 155, 185, 186, 210, 217, 222, 259, 302, 310, 370, 372, 420, 434, 444, 453, 465, 518, 555, 604, 620, 651, 740, 755, 777, 868, 906, 930, 1036, 1057, 1085, 1110, 1147, 1295, 1302, 1510, 1554, 1812, 1860, 2114, 2170, 2220, 2265, 2294, 2590, 2604, 3020, 3108, 3171, 3255, 3441, 3885, 4228, 4340, 4530, 4588, 4681, 5180, 5285, 5587, 5735, 6342, 6510, 6882, 7770, 8029, 9060, 9362, 10570, 11174, 11470, 12684, 13020, 13764, 14043, 15540, 15855, 16058, 16761, 17205, 18724, 21140, 22348, 22940, 23405, 24087, 27935, 28086, 31710, 32116, 32767, 33522, 34410, 39109, 40145, 46810, 48174, 55870, 56172, 63420, 65534, 67044, 68820, 70215, 78218, 80290, 83805, 93620, 96348, 98301, 111740, 117327, 120435, 131068, 140430, 156436, 160580, 163835, 167610, 173197, 195545, 196602, 234654, 240870, 280860, 327670, 335220, 346394, 391090, 393204, 469308, 481740, 491505, 519591, 586635, 655340, 692788, 782180, 865985, 983010, 1039182, 1173270, 1212379, 1731970, 1966020, 2078364, 2346540, 2424758, 2597955, 3463940, 3637137, 4849516, 5195910, 6061895, 7274274, 10391820, 12123790, 14548548, 18185685, 24247580, 36371370, 72742740]

約数ペア:

[(1, 72742740), (2, 36371370), (3, 24247580), (4, 18185685), (5, 14548548), (6, 12123790), (7, 10391820), (10, 7274274), (12, 6061895), (14, 5195910), (15, 4849516), (20, 3637137), (21, 3463940), (28, 2597955), (30, 2424758), (31, 2346540), (35, 2078364), (37, 1966020), (42, 1731970), (60, 1212379), (62, 1173270), (70, 1039182), (74, 983010), (84, 865985), (93, 782180), (105, 692788), (111, 655340), (124, 586635), (140, 519591), (148, 491505), (151, 481740), (155, 469308), (185, 393204), (186, 391090), (210, 346394), (217, 335220), (222, 327670), (259, 280860), (302, 240870), (310, 234654), (370, 196602), (372, 195545), (420, 173197), (434, 167610), (444, 163835), (453, 160580), (465, 156436), (518, 140430), (555, 131068), (604, 120435), (620, 117327), (651, 111740), (740, 98301), (755, 96348), (777, 93620), (868, 83805), (906, 80290), (930, 78218), (1036, 70215), (1057, 68820), (1085, 67044), (1110, 65534), (1147, 63420), (1295, 56172), (1302, 55870), (1510, 48174), (1554, 46810), (1812, 40145), (1860, 39109), (2114, 34410), (2170, 33522), (2220, 32767), (2265, 32116), (2294, 31710), (2590, 28086), (2604, 27935), (3020, 24087), (3108, 23405), (3171, 22940), (3255, 22348), (3441, 21140), (3885, 18724), (4228, 17205), (4340, 16761), (4530, 16058), (4588, 15855), (4681, 15540), (5180, 14043), (5285, 13764), (5587, 13020), (5735, 12684), (6342, 11470), (6510, 11174), (6882, 10570), (7770, 9362), (8029, 9060)]