78535320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1021}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 236204640

約数和(自身を除く): 157669320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1021, 1282, 1923, 2042, 2564, 3063, 3205, 3846, 4084, 5105, 5128, 6126, 6410, 7692, 8168, 9615, 10210, 12252, 12820, 15315, 15384, 19230, 20420, 24504, 25640, 30630, 38460, 40840, 61260, 76920, 122520, 654461, 1308922, 1963383, 2617844, 3272305, 3926766, 5235688, 6544610, 7853532, 9816915, 13089220, 15707064, 19633830, 26178440, 39267660, 78535320]

約数ペア:

[(1, 78535320), (2, 39267660), (3, 26178440), (4, 19633830), (5, 15707064), (6, 13089220), (8, 9816915), (10, 7853532), (12, 6544610), (15, 5235688), (20, 3926766), (24, 3272305), (30, 2617844), (40, 1963383), (60, 1308922), (120, 654461), (641, 122520), (1021, 76920), (1282, 61260), (1923, 40840), (2042, 38460), (2564, 30630), (3063, 25640), (3205, 24504), (3846, 20420), (4084, 19230), (5105, 15384), (5128, 15315), (6126, 12820), (6410, 12252), (7692, 10210), (8168, 9615)]