80411940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{1013}}^1$

素因数の和:1048

約数の個数: 180

約数和(自身を含む): 293729436

約数和(自身を除く): 213317496

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1013, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2026, 2205, 2268, 2646, 2835, 2940, 3039, 3780, 3969, 4052, 4410, 5065, 5292, 5670, 6078, 6615, 7091, 7938, 8820, 9117, 10130, 11340, 12156, 13230, 14182, 15195, 15876, 18234, 19845, 20260, 21273, 26460, 27351, 28364, 30390, 35455, 36468, 39690, 42546, 45585, 49637, 54702, 60780, 63819, 70910, 79380, 82053, 85092, 91170, 99274, 106365, 109404, 127638, 136755, 141820, 148911, 164106, 182340, 191457, 198548, 212730, 248185, 255276, 273510, 297822, 319095, 328212, 382914, 410265, 425460, 446733, 496370, 547020, 574371, 595644, 638190, 744555, 765828, 820530, 893466, 957285, 992740, 1148742, 1276380, 1340199, 1489110, 1641060, 1786932, 1914570, 2233665, 2297484, 2680398, 2871855, 2978220, 3829140, 4020597, 4467330, 5360796, 5743710, 6700995, 8041194, 8934660, 11487420, 13401990, 16082388, 20102985, 26803980, 40205970, 80411940]

約数ペア:

[(1, 80411940), (2, 40205970), (3, 26803980), (4, 20102985), (5, 16082388), (6, 13401990), (7, 11487420), (9, 8934660), (10, 8041194), (12, 6700995), (14, 5743710), (15, 5360796), (18, 4467330), (20, 4020597), (21, 3829140), (27, 2978220), (28, 2871855), (30, 2680398), (35, 2297484), (36, 2233665), (42, 1914570), (45, 1786932), (49, 1641060), (54, 1489110), (60, 1340199), (63, 1276380), (70, 1148742), (81, 992740), (84, 957285), (90, 893466), (98, 820530), (105, 765828), (108, 744555), (126, 638190), (135, 595644), (140, 574371), (147, 547020), (162, 496370), (180, 446733), (189, 425460), (196, 410265), (210, 382914), (245, 328212), (252, 319095), (270, 297822), (294, 273510), (315, 255276), (324, 248185), (378, 212730), (405, 198548), (420, 191457), (441, 182340), (490, 164106), (540, 148911), (567, 141820), (588, 136755), (630, 127638), (735, 109404), (756, 106365), (810, 99274), (882, 91170), (945, 85092), (980, 82053), (1013, 79380), (1134, 70910), (1260, 63819), (1323, 60780), (1470, 54702), (1620, 49637), (1764, 45585), (1890, 42546), (2026, 39690), (2205, 36468), (2268, 35455), (2646, 30390), (2835, 28364), (2940, 27351), (3039, 26460), (3780, 21273), (3969, 20260), (4052, 19845), (4410, 18234), (5065, 15876), (5292, 15195), (5670, 14182), (6078, 13230), (6615, 12156), (7091, 11340), (7938, 10130), (8820, 9117)]