61011280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 160

約数和(自身を含む): 168739200

約数和(自身を除く): 107727920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 41, 44, 55, 76, 80, 82, 88, 89, 95, 110, 152, 164, 176, 178, 190, 205, 209, 220, 304, 328, 356, 380, 410, 418, 440, 445, 451, 656, 712, 760, 779, 820, 836, 880, 890, 902, 979, 1045, 1424, 1520, 1558, 1640, 1672, 1691, 1780, 1804, 1958, 2090, 2255, 3116, 3280, 3344, 3382, 3560, 3608, 3649, 3895, 3916, 4180, 4510, 4895, 6232, 6764, 7120, 7216, 7298, 7790, 7832, 8360, 8455, 8569, 9020, 9790, 12464, 13528, 14596, 15580, 15664, 16720, 16910, 17138, 18040, 18245, 18601, 19580, 27056, 29192, 31160, 33820, 34276, 36080, 36490, 37202, 39160, 40139, 42845, 58384, 62320, 67640, 68552, 69331, 72980, 74404, 78320, 80278, 85690, 93005, 135280, 137104, 138662, 145960, 148808, 160556, 171380, 186010, 200695, 277324, 291920, 297616, 321112, 342760, 346655, 372020, 401390, 554648, 642224, 685520, 693310, 744040, 762641, 802780, 1109296, 1386620, 1488080, 1525282, 1605560, 2773240, 3050564, 3211120, 3813205, 5546480, 6101128, 7626410, 12202256, 15252820, 30505640, 61011280]

約数ペア:

[(1, 61011280), (2, 30505640), (4, 15252820), (5, 12202256), (8, 7626410), (10, 6101128), (11, 5546480), (16, 3813205), (19, 3211120), (20, 3050564), (22, 2773240), (38, 1605560), (40, 1525282), (41, 1488080), (44, 1386620), (55, 1109296), (76, 802780), (80, 762641), (82, 744040), (88, 693310), (89, 685520), (95, 642224), (110, 554648), (152, 401390), (164, 372020), (176, 346655), (178, 342760), (190, 321112), (205, 297616), (209, 291920), (220, 277324), (304, 200695), (328, 186010), (356, 171380), (380, 160556), (410, 148808), (418, 145960), (440, 138662), (445, 137104), (451, 135280), (656, 93005), (712, 85690), (760, 80278), (779, 78320), (820, 74404), (836, 72980), (880, 69331), (890, 68552), (902, 67640), (979, 62320), (1045, 58384), (1424, 42845), (1520, 40139), (1558, 39160), (1640, 37202), (1672, 36490), (1691, 36080), (1780, 34276), (1804, 33820), (1958, 31160), (2090, 29192), (2255, 27056), (3116, 19580), (3280, 18601), (3344, 18245), (3382, 18040), (3560, 17138), (3608, 16910), (3649, 16720), (3895, 15664), (3916, 15580), (4180, 14596), (4510, 13528), (4895, 12464), (6232, 9790), (6764, 9020), (7120, 8569), (7216, 8455), (7298, 8360), (7790, 7832)]