18069240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{439}}^1$

素因数の和:474

約数の個数: 128

約数和(自身を含む): 63360000

約数和(自身を除く): 45290760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 439, 490, 588, 686, 735, 840, 878, 980, 1029, 1176, 1317, 1372, 1470, 1715, 1756, 1960, 2058, 2195, 2634, 2744, 2940, 3073, 3430, 3512, 4116, 4390, 5145, 5268, 5880, 6146, 6585, 6860, 8232, 8780, 9219, 10290, 10536, 12292, 13170, 13720, 15365, 17560, 18438, 20580, 21511, 24584, 26340, 30730, 36876, 41160, 43022, 46095, 52680, 61460, 64533, 73752, 86044, 92190, 107555, 122920, 129066, 150577, 172088, 184380, 215110, 258132, 301154, 322665, 368760, 430220, 451731, 516264, 602308, 645330, 752885, 860440, 903462, 1204616, 1290660, 1505770, 1806924, 2258655, 2581320, 3011540, 3613848, 4517310, 6023080, 9034620, 18069240]

約数ペア:

[(1, 18069240), (2, 9034620), (3, 6023080), (4, 4517310), (5, 3613848), (6, 3011540), (7, 2581320), (8, 2258655), (10, 1806924), (12, 1505770), (14, 1290660), (15, 1204616), (20, 903462), (21, 860440), (24, 752885), (28, 645330), (30, 602308), (35, 516264), (40, 451731), (42, 430220), (49, 368760), (56, 322665), (60, 301154), (70, 258132), (84, 215110), (98, 184380), (105, 172088), (120, 150577), (140, 129066), (147, 122920), (168, 107555), (196, 92190), (210, 86044), (245, 73752), (280, 64533), (294, 61460), (343, 52680), (392, 46095), (420, 43022), (439, 41160), (490, 36876), (588, 30730), (686, 26340), (735, 24584), (840, 21511), (878, 20580), (980, 18438), (1029, 17560), (1176, 15365), (1317, 13720), (1372, 13170), (1470, 12292), (1715, 10536), (1756, 10290), (1960, 9219), (2058, 8780), (2195, 8232), (2634, 6860), (2744, 6585), (2940, 6146), (3073, 5880), (3430, 5268), (3512, 5145), (4116, 4390)]