3871438720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2351}}^1$

素因数の和:2484

約数の個数: 128

約数和(自身を含む): 9672929280

約数和(自身を除く): 5801490560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 83, 124, 128, 155, 160, 166, 248, 310, 320, 332, 415, 496, 620, 640, 664, 830, 992, 1240, 1328, 1660, 1984, 2351, 2480, 2573, 2656, 3320, 3968, 4702, 4960, 5146, 5312, 6640, 9404, 9920, 10292, 10624, 11755, 12865, 13280, 18808, 19840, 20584, 23510, 25730, 26560, 37616, 41168, 47020, 51460, 53120, 72881, 75232, 82336, 94040, 102920, 145762, 150464, 164672, 188080, 195133, 205840, 291524, 300928, 329344, 364405, 376160, 390266, 411680, 583048, 728810, 752320, 780532, 823360, 975665, 1166096, 1457620, 1504640, 1561064, 1646720, 1951330, 2332192, 2915240, 3122128, 3902660, 4664384, 5830480, 6049123, 6244256, 7805320, 9328768, 11660960, 12098246, 12488512, 15610640, 23321920, 24196492, 24977024, 30245615, 31221280, 46643840, 48392984, 60491230, 62442560, 96785968, 120982460, 124885120, 193571936, 241964920, 387143872, 483929840, 774287744, 967859680, 1935719360, 3871438720]

約数ペア:

[(1, 3871438720), (2, 1935719360), (4, 967859680), (5, 774287744), (8, 483929840), (10, 387143872), (16, 241964920), (20, 193571936), (31, 124885120), (32, 120982460), (40, 96785968), (62, 62442560), (64, 60491230), (80, 48392984), (83, 46643840), (124, 31221280), (128, 30245615), (155, 24977024), (160, 24196492), (166, 23321920), (248, 15610640), (310, 12488512), (320, 12098246), (332, 11660960), (415, 9328768), (496, 7805320), (620, 6244256), (640, 6049123), (664, 5830480), (830, 4664384), (992, 3902660), (1240, 3122128), (1328, 2915240), (1660, 2332192), (1984, 1951330), (2351, 1646720), (2480, 1561064), (2573, 1504640), (2656, 1457620), (3320, 1166096), (3968, 975665), (4702, 823360), (4960, 780532), (5146, 752320), (5312, 728810), (6640, 583048), (9404, 411680), (9920, 390266), (10292, 376160), (10624, 364405), (11755, 329344), (12865, 300928), (13280, 291524), (18808, 205840), (19840, 195133), (20584, 188080), (23510, 164672), (25730, 150464), (26560, 145762), (37616, 102920), (41168, 94040), (47020, 82336), (51460, 75232), (53120, 72881)]