28665630

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 90547200

約数和(自身を除く): 61881570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 189, 203, 210, 261, 270, 290, 315, 378, 406, 435, 522, 523, 609, 630, 783, 870, 945, 1015, 1046, 1218, 1305, 1566, 1569, 1827, 1890, 2030, 2610, 2615, 3045, 3138, 3654, 3661, 3915, 4707, 5230, 5481, 6090, 7322, 7830, 7845, 9135, 9414, 10962, 10983, 14121, 15167, 15690, 18270, 18305, 21966, 23535, 27405, 28242, 30334, 32949, 36610, 45501, 47070, 54810, 54915, 65898, 70605, 75835, 91002, 98847, 106169, 109830, 136503, 141210, 151670, 164745, 197694, 212338, 227505, 273006, 318507, 329490, 409509, 455010, 494235, 530845, 637014, 682515, 819018, 955521, 988470, 1061690, 1365030, 1592535, 1911042, 2047545, 2866563, 3185070, 4095090, 4777605, 5733126, 9555210, 14332815, 28665630]

約数ペア:

[(1, 28665630), (2, 14332815), (3, 9555210), (5, 5733126), (6, 4777605), (7, 4095090), (9, 3185070), (10, 2866563), (14, 2047545), (15, 1911042), (18, 1592535), (21, 1365030), (27, 1061690), (29, 988470), (30, 955521), (35, 819018), (42, 682515), (45, 637014), (54, 530845), (58, 494235), (63, 455010), (70, 409509), (87, 329490), (90, 318507), (105, 273006), (126, 227505), (135, 212338), (145, 197694), (174, 164745), (189, 151670), (203, 141210), (210, 136503), (261, 109830), (270, 106169), (290, 98847), (315, 91002), (378, 75835), (406, 70605), (435, 65898), (522, 54915), (523, 54810), (609, 47070), (630, 45501), (783, 36610), (870, 32949), (945, 30334), (1015, 28242), (1046, 27405), (1218, 23535), (1305, 21966), (1566, 18305), (1569, 18270), (1827, 15690), (1890, 15167), (2030, 14121), (2610, 10983), (2615, 10962), (3045, 9414), (3138, 9135), (3654, 7845), (3661, 7830), (3915, 7322), (4707, 6090), (5230, 5481)]