397290420

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 1296046080

約数和(自身を除く): 898755660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 243, 270, 279, 293, 310, 324, 372, 405, 465, 486, 540, 558, 586, 620, 729, 810, 837, 879, 930, 972, 1116, 1172, 1215, 1395, 1458, 1465, 1620, 1674, 1758, 1860, 2187, 2430, 2511, 2637, 2790, 2916, 2930, 3348, 3516, 3645, 4185, 4374, 4395, 4860, 5022, 5274, 5580, 5860, 7290, 7533, 7911, 8370, 8748, 8790, 9083, 10044, 10548, 10935, 12555, 13185, 14580, 15066, 15822, 16740, 17580, 18166, 21870, 22599, 23733, 25110, 26370, 27249, 30132, 31644, 36332, 37665, 39555, 43740, 45198, 45415, 47466, 50220, 52740, 54498, 67797, 71199, 75330, 79110, 81747, 90396, 90830, 94932, 108996, 112995, 118665, 135594, 136245, 142398, 150660, 158220, 163494, 181660, 213597, 225990, 237330, 245241, 271188, 272490, 284796, 326988, 338985, 355995, 408735, 427194, 451980, 474660, 490482, 544980, 640791, 677970, 711990, 735723, 817470, 854388, 980964, 1067985, 1226205, 1281582, 1355940, 1423980, 1471446, 1634940, 2135970, 2207169, 2452410, 2563164, 2942892, 3203955, 3678615, 4271940, 4414338, 4904820, 6407910, 6621507, 7357230, 8828676, 11035845, 12815820, 13243014, 14714460, 19864521, 22071690, 26486028, 33107535, 39729042, 44143380, 66215070, 79458084, 99322605, 132430140, 198645210, 397290420]

約数ペア:

[(1, 397290420), (2, 198645210), (3, 132430140), (4, 99322605), (5, 79458084), (6, 66215070), (9, 44143380), (10, 39729042), (12, 33107535), (15, 26486028), (18, 22071690), (20, 19864521), (27, 14714460), (30, 13243014), (31, 12815820), (36, 11035845), (45, 8828676), (54, 7357230), (60, 6621507), (62, 6407910), (81, 4904820), (90, 4414338), (93, 4271940), (108, 3678615), (124, 3203955), (135, 2942892), (155, 2563164), (162, 2452410), (180, 2207169), (186, 2135970), (243, 1634940), (270, 1471446), (279, 1423980), (293, 1355940), (310, 1281582), (324, 1226205), (372, 1067985), (405, 980964), (465, 854388), (486, 817470), (540, 735723), (558, 711990), (586, 677970), (620, 640791), (729, 544980), (810, 490482), (837, 474660), (879, 451980), (930, 427194), (972, 408735), (1116, 355995), (1172, 338985), (1215, 326988), (1395, 284796), (1458, 272490), (1465, 271188), (1620, 245241), (1674, 237330), (1758, 225990), (1860, 213597), (2187, 181660), (2430, 163494), (2511, 158220), (2637, 150660), (2790, 142398), (2916, 136245), (2930, 135594), (3348, 118665), (3516, 112995), (3645, 108996), (4185, 94932), (4374, 90830), (4395, 90396), (4860, 81747), (5022, 79110), (5274, 75330), (5580, 71199), (5860, 67797), (7290, 54498), (7533, 52740), (7911, 50220), (8370, 47466), (8748, 45415), (8790, 45198), (9083, 43740), (10044, 39555), (10548, 37665), (10935, 36332), (12555, 31644), (13185, 30132), (14580, 27249), (15066, 26370), (15822, 25110), (16740, 23733), (17580, 22599), (18166, 21870)]