39494640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 126755280

約数和(自身を除く): 87260640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 89, 120, 129, 172, 178, 215, 240, 258, 267, 344, 356, 430, 445, 516, 534, 645, 688, 712, 860, 890, 1032, 1068, 1290, 1335, 1424, 1720, 1780, 1849, 2064, 2136, 2580, 2670, 3440, 3560, 3698, 3827, 4272, 5160, 5340, 5547, 7120, 7396, 7654, 9245, 10320, 10680, 11094, 11481, 14792, 15308, 18490, 19135, 21360, 22188, 22962, 27735, 29584, 30616, 36980, 38270, 44376, 45924, 55470, 57405, 61232, 73960, 76540, 88752, 91848, 110940, 114810, 147920, 153080, 164561, 183696, 221880, 229620, 306160, 329122, 443760, 459240, 493683, 658244, 822805, 918480, 987366, 1316488, 1645610, 1974732, 2468415, 2632976, 3291220, 3949464, 4936830, 6582440, 7898928, 9873660, 13164880, 19747320, 39494640]

約数ペア:

[(1, 39494640), (2, 19747320), (3, 13164880), (4, 9873660), (5, 7898928), (6, 6582440), (8, 4936830), (10, 3949464), (12, 3291220), (15, 2632976), (16, 2468415), (20, 1974732), (24, 1645610), (30, 1316488), (40, 987366), (43, 918480), (48, 822805), (60, 658244), (80, 493683), (86, 459240), (89, 443760), (120, 329122), (129, 306160), (172, 229620), (178, 221880), (215, 183696), (240, 164561), (258, 153080), (267, 147920), (344, 114810), (356, 110940), (430, 91848), (445, 88752), (516, 76540), (534, 73960), (645, 61232), (688, 57405), (712, 55470), (860, 45924), (890, 44376), (1032, 38270), (1068, 36980), (1290, 30616), (1335, 29584), (1424, 27735), (1720, 22962), (1780, 22188), (1849, 21360), (2064, 19135), (2136, 18490), (2580, 15308), (2670, 14792), (3440, 11481), (3560, 11094), (3698, 10680), (3827, 10320), (4272, 9245), (5160, 7654), (5340, 7396), (5547, 7120)]