90870480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2069}}^1$

素因数の和:2149

約数の個数: 120

約数和(自身を含む): 310326120

約数和(自身を除く): 219455640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2069, 2196, 2440, 2745, 2928, 3660, 4138, 4392, 4880, 5490, 6207, 7320, 8276, 8784, 10345, 10980, 12414, 14640, 16552, 18621, 20690, 21960, 24828, 31035, 33104, 37242, 41380, 43920, 49656, 62070, 74484, 82760, 93105, 99312, 124140, 126209, 148968, 165520, 186210, 248280, 252418, 297936, 372420, 378627, 496560, 504836, 631045, 744840, 757254, 1009672, 1135881, 1262090, 1489680, 1514508, 1893135, 2019344, 2271762, 2524180, 3029016, 3786270, 4543524, 5048360, 5679405, 6058032, 7572540, 9087048, 10096720, 11358810, 15145080, 18174096, 22717620, 30290160, 45435240, 90870480]

約数ペア:

[(1, 90870480), (2, 45435240), (3, 30290160), (4, 22717620), (5, 18174096), (6, 15145080), (8, 11358810), (9, 10096720), (10, 9087048), (12, 7572540), (15, 6058032), (16, 5679405), (18, 5048360), (20, 4543524), (24, 3786270), (30, 3029016), (36, 2524180), (40, 2271762), (45, 2019344), (48, 1893135), (60, 1514508), (61, 1489680), (72, 1262090), (80, 1135881), (90, 1009672), (120, 757254), (122, 744840), (144, 631045), (180, 504836), (183, 496560), (240, 378627), (244, 372420), (305, 297936), (360, 252418), (366, 248280), (488, 186210), (549, 165520), (610, 148968), (720, 126209), (732, 124140), (915, 99312), (976, 93105), (1098, 82760), (1220, 74484), (1464, 62070), (1830, 49656), (2069, 43920), (2196, 41380), (2440, 37242), (2745, 33104), (2928, 31035), (3660, 24828), (4138, 21960), (4392, 20690), (4880, 18621), (5490, 16552), (6207, 14640), (7320, 12414), (8276, 10980), (8784, 10345)]