387619960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1283}}^1$

素因数の和:1397

約数の個数: 128

約数和(自身を含む): 1087188480

約数和(自身を除く): 699568520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 83, 91, 104, 130, 140, 166, 182, 260, 280, 332, 364, 415, 455, 520, 581, 664, 728, 830, 910, 1079, 1162, 1283, 1660, 1820, 2158, 2324, 2566, 2905, 3320, 3640, 4316, 4648, 5132, 5395, 5810, 6415, 7553, 8632, 8981, 10264, 10790, 11620, 12830, 15106, 16679, 17962, 21580, 23240, 25660, 30212, 33358, 35924, 37765, 43160, 44905, 51320, 60424, 66716, 71848, 75530, 83395, 89810, 106489, 116753, 133432, 151060, 166790, 179620, 212978, 233506, 302120, 333580, 359240, 425956, 467012, 532445, 583765, 667160, 745423, 851912, 934024, 1064890, 1167530, 1384357, 1490846, 2129780, 2335060, 2768714, 2981692, 3727115, 4259560, 4670120, 5537428, 5963384, 6921785, 7454230, 9690499, 11074856, 13843570, 14908460, 19380998, 27687140, 29816920, 38761996, 48452495, 55374280, 77523992, 96904990, 193809980, 387619960]

約数ペア:

[(1, 387619960), (2, 193809980), (4, 96904990), (5, 77523992), (7, 55374280), (8, 48452495), (10, 38761996), (13, 29816920), (14, 27687140), (20, 19380998), (26, 14908460), (28, 13843570), (35, 11074856), (40, 9690499), (52, 7454230), (56, 6921785), (65, 5963384), (70, 5537428), (83, 4670120), (91, 4259560), (104, 3727115), (130, 2981692), (140, 2768714), (166, 2335060), (182, 2129780), (260, 1490846), (280, 1384357), (332, 1167530), (364, 1064890), (415, 934024), (455, 851912), (520, 745423), (581, 667160), (664, 583765), (728, 532445), (830, 467012), (910, 425956), (1079, 359240), (1162, 333580), (1283, 302120), (1660, 233506), (1820, 212978), (2158, 179620), (2324, 166790), (2566, 151060), (2905, 133432), (3320, 116753), (3640, 106489), (4316, 89810), (4648, 83395), (5132, 75530), (5395, 71848), (5810, 66716), (6415, 60424), (7553, 51320), (8632, 44905), (8981, 43160), (10264, 37765), (10790, 35924), (11620, 33358), (12830, 30212), (15106, 25660), (16679, 23240), (17962, 21580)]