21940291290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1\times {\mathrm{673}}^1$

素因数の和:1456

約数の個数: 128

約数和(自身を含む): 56498238720

約数和(自身を除く): 34557947430

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 97, 102, 170, 194, 255, 291, 485, 510, 582, 659, 673, 970, 1318, 1346, 1455, 1649, 1977, 2019, 2910, 3295, 3298, 3365, 3954, 4038, 4947, 6590, 6730, 8245, 9885, 9894, 10095, 11203, 11441, 16490, 19770, 20190, 22406, 22882, 24735, 33609, 34323, 49470, 56015, 57205, 63923, 65281, 67218, 68646, 112030, 114410, 127846, 130562, 168045, 171615, 191769, 195843, 319615, 326405, 336090, 343230, 383538, 391686, 443507, 639230, 652810, 887014, 958845, 979215, 1086691, 1109777, 1330521, 1917690, 1958430, 2173382, 2217535, 2219554, 2661042, 3260073, 3329331, 4435070, 5433455, 5548885, 6520146, 6652605, 6658662, 7539619, 10866910, 11097770, 13305210, 15079238, 16300365, 16646655, 22618857, 32600730, 33293310, 37698095, 43020179, 45237714, 75396190, 86040358, 113094285, 129060537, 215100895, 226188570, 258121074, 430201790, 645302685, 731343043, 1290605370, 1462686086, 2194029129, 3656715215, 4388058258, 7313430430, 10970145645, 21940291290]

約数ペア:

[(1, 21940291290), (2, 10970145645), (3, 7313430430), (5, 4388058258), (6, 3656715215), (10, 2194029129), (15, 1462686086), (17, 1290605370), (30, 731343043), (34, 645302685), (51, 430201790), (85, 258121074), (97, 226188570), (102, 215100895), (170, 129060537), (194, 113094285), (255, 86040358), (291, 75396190), (485, 45237714), (510, 43020179), (582, 37698095), (659, 33293310), (673, 32600730), (970, 22618857), (1318, 16646655), (1346, 16300365), (1455, 15079238), (1649, 13305210), (1977, 11097770), (2019, 10866910), (2910, 7539619), (3295, 6658662), (3298, 6652605), (3365, 6520146), (3954, 5548885), (4038, 5433455), (4947, 4435070), (6590, 3329331), (6730, 3260073), (8245, 2661042), (9885, 2219554), (9894, 2217535), (10095, 2173382), (11203, 1958430), (11441, 1917690), (16490, 1330521), (19770, 1109777), (20190, 1086691), (22406, 979215), (22882, 958845), (24735, 887014), (33609, 652810), (34323, 639230), (49470, 443507), (56015, 391686), (57205, 383538), (63923, 343230), (65281, 336090), (67218, 326405), (68646, 319615), (112030, 195843), (114410, 191769), (127846, 171615), (130562, 168045)]