1031940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{13}}^1$

素因数の和:48

約数の個数: 180

約数和(自身を含む): 4055436

約数和(自身を除く): 3023496

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 49, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 98, 105, 108, 117, 126, 130, 135, 140, 147, 156, 162, 180, 182, 189, 195, 196, 210, 234, 245, 252, 260, 270, 273, 294, 315, 324, 351, 364, 378, 390, 405, 420, 441, 455, 468, 490, 540, 546, 567, 585, 588, 630, 637, 702, 735, 756, 780, 810, 819, 882, 910, 945, 980, 1053, 1092, 1134, 1170, 1260, 1274, 1323, 1365, 1404, 1470, 1620, 1638, 1755, 1764, 1820, 1890, 1911, 2106, 2205, 2268, 2340, 2457, 2548, 2646, 2730, 2835, 2940, 3185, 3276, 3510, 3780, 3822, 3969, 4095, 4212, 4410, 4914, 5265, 5292, 5460, 5670, 5733, 6370, 6615, 7020, 7371, 7644, 7938, 8190, 8820, 9555, 9828, 10530, 11340, 11466, 12285, 12740, 13230, 14742, 15876, 16380, 17199, 19110, 19845, 21060, 22932, 24570, 26460, 28665, 29484, 34398, 36855, 38220, 39690, 49140, 51597, 57330, 68796, 73710, 79380, 85995, 103194, 114660, 147420, 171990, 206388, 257985, 343980, 515970, 1031940]

約数ペア:

[(1, 1031940), (2, 515970), (3, 343980), (4, 257985), (5, 206388), (6, 171990), (7, 147420), (9, 114660), (10, 103194), (12, 85995), (13, 79380), (14, 73710), (15, 68796), (18, 57330), (20, 51597), (21, 49140), (26, 39690), (27, 38220), (28, 36855), (30, 34398), (35, 29484), (36, 28665), (39, 26460), (42, 24570), (45, 22932), (49, 21060), (52, 19845), (54, 19110), (60, 17199), (63, 16380), (65, 15876), (70, 14742), (78, 13230), (81, 12740), (84, 12285), (90, 11466), (91, 11340), (98, 10530), (105, 9828), (108, 9555), (117, 8820), (126, 8190), (130, 7938), (135, 7644), (140, 7371), (147, 7020), (156, 6615), (162, 6370), (180, 5733), (182, 5670), (189, 5460), (195, 5292), (196, 5265), (210, 4914), (234, 4410), (245, 4212), (252, 4095), (260, 3969), (270, 3822), (273, 3780), (294, 3510), (315, 3276), (324, 3185), (351, 2940), (364, 2835), (378, 2730), (390, 2646), (405, 2548), (420, 2457), (441, 2340), (455, 2268), (468, 2205), (490, 2106), (540, 1911), (546, 1890), (567, 1820), (585, 1764), (588, 1755), (630, 1638), (637, 1620), (702, 1470), (735, 1404), (756, 1365), (780, 1323), (810, 1274), (819, 1260), (882, 1170), (910, 1134), (945, 1092), (980, 1053)]