78206880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2671}}^1$

素因数の和:2750

約数の個数: 96

約数和(自身を含む): 250483968

約数和(自身を除く): 172277088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 732, 915, 976, 1220, 1464, 1830, 1952, 2440, 2671, 2928, 3660, 4880, 5342, 5856, 7320, 8013, 9760, 10684, 13355, 14640, 16026, 21368, 26710, 29280, 32052, 40065, 42736, 53420, 64104, 80130, 85472, 106840, 128208, 160260, 162931, 213680, 256416, 320520, 325862, 427360, 488793, 641040, 651724, 814655, 977586, 1282080, 1303448, 1629310, 1955172, 2443965, 2606896, 3258620, 3910344, 4887930, 5213792, 6517240, 7820688, 9775860, 13034480, 15641376, 19551720, 26068960, 39103440, 78206880]

約数ペア:

[(1, 78206880), (2, 39103440), (3, 26068960), (4, 19551720), (5, 15641376), (6, 13034480), (8, 9775860), (10, 7820688), (12, 6517240), (15, 5213792), (16, 4887930), (20, 3910344), (24, 3258620), (30, 2606896), (32, 2443965), (40, 1955172), (48, 1629310), (60, 1303448), (61, 1282080), (80, 977586), (96, 814655), (120, 651724), (122, 641040), (160, 488793), (183, 427360), (240, 325862), (244, 320520), (305, 256416), (366, 213680), (480, 162931), (488, 160260), (610, 128208), (732, 106840), (915, 85472), (976, 80130), (1220, 64104), (1464, 53420), (1830, 42736), (1952, 40065), (2440, 32052), (2671, 29280), (2928, 26710), (3660, 21368), (4880, 16026), (5342, 14640), (5856, 13355), (7320, 10684), (8013, 9760)]