66902640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{5689}}^1$

素因数の和:5719

約数の個数: 120

約数和(自身を含む): 241301520

約数和(自身を除く): 174398880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5689, 5880, 11378, 11760, 17067, 22756, 28445, 34134, 39823, 45512, 56890, 68268, 79646, 85335, 91024, 113780, 119469, 136536, 159292, 170670, 199115, 227560, 238938, 273072, 278761, 318584, 341340, 398230, 455120, 477876, 557522, 597345, 637168, 682680, 796460, 836283, 955752, 1115044, 1194690, 1365360, 1393805, 1592920, 1672566, 1911504, 2230088, 2389380, 2787610, 3185840, 3345132, 4181415, 4460176, 4778760, 5575220, 6690264, 8362830, 9557520, 11150440, 13380528, 16725660, 22300880, 33451320, 66902640]

約数ペア:

[(1, 66902640), (2, 33451320), (3, 22300880), (4, 16725660), (5, 13380528), (6, 11150440), (7, 9557520), (8, 8362830), (10, 6690264), (12, 5575220), (14, 4778760), (15, 4460176), (16, 4181415), (20, 3345132), (21, 3185840), (24, 2787610), (28, 2389380), (30, 2230088), (35, 1911504), (40, 1672566), (42, 1592920), (48, 1393805), (49, 1365360), (56, 1194690), (60, 1115044), (70, 955752), (80, 836283), (84, 796460), (98, 682680), (105, 637168), (112, 597345), (120, 557522), (140, 477876), (147, 455120), (168, 398230), (196, 341340), (210, 318584), (240, 278761), (245, 273072), (280, 238938), (294, 227560), (336, 199115), (392, 170670), (420, 159292), (490, 136536), (560, 119469), (588, 113780), (735, 91024), (784, 85335), (840, 79646), (980, 68268), (1176, 56890), (1470, 45512), (1680, 39823), (1960, 34134), (2352, 28445), (2940, 22756), (3920, 17067), (5689, 11760), (5880, 11378)]