78621360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14243}}^1$

素因数の和:14282

約数の個数: 80

約数和(自身を含む): 254340864

約数和(自身を除く): 175719504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 14243, 28486, 42729, 56972, 71215, 85458, 113944, 142430, 170916, 213645, 227888, 284860, 327589, 341832, 427290, 569720, 655178, 683664, 854580, 982767, 1139440, 1310356, 1637945, 1709160, 1965534, 2620712, 3275890, 3418320, 3931068, 4913835, 5241424, 6551780, 7862136, 9827670, 13103560, 15724272, 19655340, 26207120, 39310680, 78621360]

約数ペア:

[(1, 78621360), (2, 39310680), (3, 26207120), (4, 19655340), (5, 15724272), (6, 13103560), (8, 9827670), (10, 7862136), (12, 6551780), (15, 5241424), (16, 4913835), (20, 3931068), (23, 3418320), (24, 3275890), (30, 2620712), (40, 1965534), (46, 1709160), (48, 1637945), (60, 1310356), (69, 1139440), (80, 982767), (92, 854580), (115, 683664), (120, 655178), (138, 569720), (184, 427290), (230, 341832), (240, 327589), (276, 284860), (345, 227888), (368, 213645), (460, 170916), (552, 142430), (690, 113944), (920, 85458), (1104, 71215), (1380, 56972), (1840, 42729), (2760, 28486), (5520, 14243)]