163214640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{571}}^1$

素因数の和:987

約数の個数: 120

約数和(自身を含む): 550472208

約数和(自身を除く): 387257568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 397, 571, 720, 794, 1142, 1191, 1588, 1713, 1985, 2284, 2382, 2855, 3176, 3426, 3573, 3970, 4568, 4764, 5139, 5710, 5955, 6352, 6852, 7146, 7940, 8565, 9136, 9528, 10278, 11420, 11910, 13704, 14292, 15880, 17130, 17865, 19056, 20556, 22840, 23820, 25695, 27408, 28584, 31760, 34260, 35730, 41112, 45680, 47640, 51390, 57168, 68520, 71460, 82224, 95280, 102780, 137040, 142920, 205560, 226687, 285840, 411120, 453374, 680061, 906748, 1133435, 1360122, 1813496, 2040183, 2266870, 2720244, 3400305, 3626992, 4080366, 4533740, 5440488, 6800610, 8160732, 9067480, 10200915, 10880976, 13601220, 16321464, 18134960, 20401830, 27202440, 32642928, 40803660, 54404880, 81607320, 163214640]

約数ペア:

[(1, 163214640), (2, 81607320), (3, 54404880), (4, 40803660), (5, 32642928), (6, 27202440), (8, 20401830), (9, 18134960), (10, 16321464), (12, 13601220), (15, 10880976), (16, 10200915), (18, 9067480), (20, 8160732), (24, 6800610), (30, 5440488), (36, 4533740), (40, 4080366), (45, 3626992), (48, 3400305), (60, 2720244), (72, 2266870), (80, 2040183), (90, 1813496), (120, 1360122), (144, 1133435), (180, 906748), (240, 680061), (360, 453374), (397, 411120), (571, 285840), (720, 226687), (794, 205560), (1142, 142920), (1191, 137040), (1588, 102780), (1713, 95280), (1985, 82224), (2284, 71460), (2382, 68520), (2855, 57168), (3176, 51390), (3426, 47640), (3573, 45680), (3970, 41112), (4568, 35730), (4764, 34260), (5139, 31760), (5710, 28584), (5955, 27408), (6352, 25695), (6852, 23820), (7146, 22840), (7940, 20556), (8565, 19056), (9136, 17865), (9528, 17130), (10278, 15880), (11420, 14292), (11910, 13704)]