206808420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{773}}^1$

素因数の和:819

約数の個数: 192

約数和(自身を含む): 728179200

約数和(自身を除く): 521370780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 343, 364, 390, 420, 455, 490, 546, 588, 637, 686, 735, 773, 780, 910, 980, 1029, 1092, 1274, 1365, 1372, 1470, 1546, 1715, 1820, 1911, 2058, 2319, 2548, 2730, 2940, 3092, 3185, 3430, 3822, 3865, 4116, 4459, 4638, 5145, 5411, 5460, 6370, 6860, 7644, 7730, 8918, 9276, 9555, 10049, 10290, 10822, 11595, 12740, 13377, 15460, 16233, 17836, 19110, 20098, 20580, 21644, 22295, 23190, 26754, 27055, 30147, 32466, 37877, 38220, 40196, 44590, 46380, 50245, 53508, 54110, 60294, 64932, 66885, 70343, 75754, 81165, 89180, 100490, 108220, 113631, 120588, 133770, 140686, 150735, 151508, 162330, 189385, 200980, 211029, 227262, 265139, 267540, 281372, 301470, 324660, 351715, 378770, 422058, 454524, 492401, 530278, 568155, 602940, 703430, 757540, 795417, 844116, 984802, 1055145, 1060556, 1136310, 1325695, 1406860, 1477203, 1590834, 1969604, 2110290, 2272620, 2462005, 2651390, 2954406, 3181668, 3446807, 3977085, 4220580, 4924010, 5302780, 5908812, 6893614, 7386015, 7954170, 9848020, 10340421, 13787228, 14772030, 15908340, 17234035, 20680842, 29544060, 34468070, 41361684, 51702105, 68936140, 103404210, 206808420]

約数ペア:

[(1, 206808420), (2, 103404210), (3, 68936140), (4, 51702105), (5, 41361684), (6, 34468070), (7, 29544060), (10, 20680842), (12, 17234035), (13, 15908340), (14, 14772030), (15, 13787228), (20, 10340421), (21, 9848020), (26, 7954170), (28, 7386015), (30, 6893614), (35, 5908812), (39, 5302780), (42, 4924010), (49, 4220580), (52, 3977085), (60, 3446807), (65, 3181668), (70, 2954406), (78, 2651390), (84, 2462005), (91, 2272620), (98, 2110290), (105, 1969604), (130, 1590834), (140, 1477203), (147, 1406860), (156, 1325695), (182, 1136310), (195, 1060556), (196, 1055145), (210, 984802), (245, 844116), (260, 795417), (273, 757540), (294, 703430), (343, 602940), (364, 568155), (390, 530278), (420, 492401), (455, 454524), (490, 422058), (546, 378770), (588, 351715), (637, 324660), (686, 301470), (735, 281372), (773, 267540), (780, 265139), (910, 227262), (980, 211029), (1029, 200980), (1092, 189385), (1274, 162330), (1365, 151508), (1372, 150735), (1470, 140686), (1546, 133770), (1715, 120588), (1820, 113631), (1911, 108220), (2058, 100490), (2319, 89180), (2548, 81165), (2730, 75754), (2940, 70343), (3092, 66885), (3185, 64932), (3430, 60294), (3822, 54110), (3865, 53508), (4116, 50245), (4459, 46380), (4638, 44590), (5145, 40196), (5411, 38220), (5460, 37877), (6370, 32466), (6860, 30147), (7644, 27055), (7730, 26754), (8918, 23190), (9276, 22295), (9555, 21644), (10049, 20580), (10290, 20098), (10822, 19110), (11595, 17836), (12740, 16233), (13377, 15460)]