202468980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4051}}^1$

素因数の和:4094

約数の個数: 144

約数和(自身を含む): 698435136

約数和(自身を除く): 495966156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1666, 1785, 2380, 2499, 2940, 3332, 3570, 4051, 4165, 4998, 7140, 8102, 8330, 9996, 12153, 12495, 16204, 16660, 20255, 24306, 24990, 28357, 40510, 48612, 49980, 56714, 60765, 68867, 81020, 85071, 113428, 121530, 137734, 141785, 170142, 198499, 206601, 243060, 275468, 283570, 340284, 344335, 396998, 413202, 425355, 482069, 567140, 595497, 688670, 793996, 826404, 850710, 964138, 992495, 1033005, 1190994, 1377340, 1446207, 1701420, 1928276, 1984990, 2066010, 2381988, 2410345, 2892414, 2977485, 3374483, 3969980, 4132020, 4820690, 5784828, 5954970, 6748966, 7231035, 9641380, 10123449, 11909940, 13497932, 14462070, 16872415, 20246898, 28924140, 33744830, 40493796, 50617245, 67489660, 101234490, 202468980]

約数ペア:

[(1, 202468980), (2, 101234490), (3, 67489660), (4, 50617245), (5, 40493796), (6, 33744830), (7, 28924140), (10, 20246898), (12, 16872415), (14, 14462070), (15, 13497932), (17, 11909940), (20, 10123449), (21, 9641380), (28, 7231035), (30, 6748966), (34, 5954970), (35, 5784828), (42, 4820690), (49, 4132020), (51, 3969980), (60, 3374483), (68, 2977485), (70, 2892414), (84, 2410345), (85, 2381988), (98, 2066010), (102, 1984990), (105, 1928276), (119, 1701420), (140, 1446207), (147, 1377340), (170, 1190994), (196, 1033005), (204, 992495), (210, 964138), (238, 850710), (245, 826404), (255, 793996), (294, 688670), (340, 595497), (357, 567140), (420, 482069), (476, 425355), (490, 413202), (510, 396998), (588, 344335), (595, 340284), (714, 283570), (735, 275468), (833, 243060), (980, 206601), (1020, 198499), (1190, 170142), (1428, 141785), (1470, 137734), (1666, 121530), (1785, 113428), (2380, 85071), (2499, 81020), (2940, 68867), (3332, 60765), (3570, 56714), (4051, 49980), (4165, 48612), (4998, 40510), (7140, 28357), (8102, 24990), (8330, 24306), (9996, 20255), (12153, 16660), (12495, 16204)]