745248840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{126743}}^1$

素因数の和:126771

約数の個数: 96

約数和(自身を含む): 2600786880

約数和(自身を除く): 1855538040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 126743, 253486, 380229, 506972, 633715, 760458, 887201, 1013944, 1267430, 1520916, 1774402, 1901145, 2534860, 2661603, 3041832, 3548804, 3802290, 4436005, 5069720, 5323206, 6210407, 7097608, 7604580, 8872010, 10646412, 12420814, 13308015, 15209160, 17744020, 18631221, 21292824, 24841628, 26616030, 31052035, 35488040, 37262442, 49683256, 53232060, 62104070, 74524884, 93156105, 106464120, 124208140, 149049768, 186312210, 248416280, 372624420, 745248840]

約数ペア:

[(1, 745248840), (2, 372624420), (3, 248416280), (4, 186312210), (5, 149049768), (6, 124208140), (7, 106464120), (8, 93156105), (10, 74524884), (12, 62104070), (14, 53232060), (15, 49683256), (20, 37262442), (21, 35488040), (24, 31052035), (28, 26616030), (30, 24841628), (35, 21292824), (40, 18631221), (42, 17744020), (49, 15209160), (56, 13308015), (60, 12420814), (70, 10646412), (84, 8872010), (98, 7604580), (105, 7097608), (120, 6210407), (140, 5323206), (147, 5069720), (168, 4436005), (196, 3802290), (210, 3548804), (245, 3041832), (280, 2661603), (294, 2534860), (392, 1901145), (420, 1774402), (490, 1520916), (588, 1267430), (735, 1013944), (840, 887201), (980, 760458), (1176, 633715), (1470, 506972), (1960, 380229), (2940, 253486), (5880, 126743)]