324403840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 814302720

約数和(自身を除く): 489898880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 83, 124, 128, 155, 160, 166, 197, 248, 310, 320, 332, 394, 415, 496, 620, 640, 664, 788, 830, 985, 992, 1240, 1328, 1576, 1660, 1970, 1984, 2480, 2573, 2656, 3152, 3320, 3940, 3968, 4960, 5146, 5312, 6107, 6304, 6640, 7880, 9920, 10292, 10624, 12214, 12608, 12865, 13280, 15760, 16351, 19840, 20584, 24428, 25216, 25730, 26560, 30535, 31520, 32702, 41168, 48856, 51460, 53120, 61070, 63040, 65404, 81755, 82336, 97712, 102920, 122140, 126080, 130808, 163510, 164672, 195424, 205840, 244280, 261616, 327020, 329344, 390848, 411680, 488560, 506881, 523232, 654040, 781696, 823360, 977120, 1013762, 1046464, 1308080, 1646720, 1954240, 2027524, 2092928, 2534405, 2616160, 3908480, 4055048, 5068810, 5232320, 8110096, 10137620, 10464640, 16220192, 20275240, 32440384, 40550480, 64880768, 81100960, 162201920, 324403840]

約数ペア:

[(1, 324403840), (2, 162201920), (4, 81100960), (5, 64880768), (8, 40550480), (10, 32440384), (16, 20275240), (20, 16220192), (31, 10464640), (32, 10137620), (40, 8110096), (62, 5232320), (64, 5068810), (80, 4055048), (83, 3908480), (124, 2616160), (128, 2534405), (155, 2092928), (160, 2027524), (166, 1954240), (197, 1646720), (248, 1308080), (310, 1046464), (320, 1013762), (332, 977120), (394, 823360), (415, 781696), (496, 654040), (620, 523232), (640, 506881), (664, 488560), (788, 411680), (830, 390848), (985, 329344), (992, 327020), (1240, 261616), (1328, 244280), (1576, 205840), (1660, 195424), (1970, 164672), (1984, 163510), (2480, 130808), (2573, 126080), (2656, 122140), (3152, 102920), (3320, 97712), (3940, 82336), (3968, 81755), (4960, 65404), (5146, 63040), (5312, 61070), (6107, 53120), (6304, 51460), (6640, 48856), (7880, 41168), (9920, 32702), (10292, 31520), (10624, 30535), (12214, 26560), (12608, 25730), (12865, 25216), (13280, 24428), (15760, 20584), (16351, 19840)]