120999320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 312560640

約数和(自身を除く): 191561320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 67, 92, 104, 115, 130, 134, 151, 184, 230, 260, 268, 299, 302, 335, 460, 520, 536, 598, 604, 670, 755, 871, 920, 1196, 1208, 1340, 1495, 1510, 1541, 1742, 1963, 2392, 2680, 2990, 3020, 3082, 3473, 3484, 3926, 4355, 5980, 6040, 6164, 6946, 6968, 7705, 7852, 8710, 9815, 10117, 11960, 12328, 13892, 15410, 15704, 17365, 17420, 19630, 20033, 20234, 27784, 30820, 34730, 34840, 39260, 40066, 40468, 45149, 50585, 61640, 69460, 78520, 80132, 80936, 90298, 100165, 101170, 131521, 138920, 160264, 180596, 200330, 202340, 225745, 232691, 263042, 361192, 400660, 404680, 451490, 465382, 526084, 657605, 801320, 902980, 930764, 1052168, 1163455, 1315210, 1805960, 1861528, 2326910, 2630420, 3024983, 4653820, 5260840, 6049966, 9307640, 12099932, 15124915, 24199864, 30249830, 60499660, 120999320]

約数ペア:

[(1, 120999320), (2, 60499660), (4, 30249830), (5, 24199864), (8, 15124915), (10, 12099932), (13, 9307640), (20, 6049966), (23, 5260840), (26, 4653820), (40, 3024983), (46, 2630420), (52, 2326910), (65, 1861528), (67, 1805960), (92, 1315210), (104, 1163455), (115, 1052168), (130, 930764), (134, 902980), (151, 801320), (184, 657605), (230, 526084), (260, 465382), (268, 451490), (299, 404680), (302, 400660), (335, 361192), (460, 263042), (520, 232691), (536, 225745), (598, 202340), (604, 200330), (670, 180596), (755, 160264), (871, 138920), (920, 131521), (1196, 101170), (1208, 100165), (1340, 90298), (1495, 80936), (1510, 80132), (1541, 78520), (1742, 69460), (1963, 61640), (2392, 50585), (2680, 45149), (2990, 40468), (3020, 40066), (3082, 39260), (3473, 34840), (3484, 34730), (3926, 30820), (4355, 27784), (5980, 20234), (6040, 20033), (6164, 19630), (6946, 17420), (6968, 17365), (7705, 15704), (7852, 15410), (8710, 13892), (9815, 12328), (10117, 11960)]