73188220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 183859200

約数和(自身を除く): 110670980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 71, 74, 140, 142, 148, 185, 199, 259, 284, 355, 370, 398, 497, 518, 710, 740, 796, 994, 995, 1036, 1295, 1393, 1420, 1988, 1990, 2485, 2590, 2627, 2786, 3980, 4970, 5180, 5254, 5572, 6965, 7363, 9940, 10508, 13135, 13930, 14129, 14726, 18389, 26270, 27860, 28258, 29452, 36778, 36815, 51541, 52540, 56516, 70645, 73556, 73630, 91945, 98903, 103082, 141290, 147260, 183890, 197806, 206164, 257705, 282580, 367780, 395612, 494515, 515410, 522773, 989030, 1030820, 1045546, 1978060, 2091092, 2613865, 3659411, 5227730, 7318822, 10455460, 14637644, 18297055, 36594110, 73188220]

約数ペア:

[(1, 73188220), (2, 36594110), (4, 18297055), (5, 14637644), (7, 10455460), (10, 7318822), (14, 5227730), (20, 3659411), (28, 2613865), (35, 2091092), (37, 1978060), (70, 1045546), (71, 1030820), (74, 989030), (140, 522773), (142, 515410), (148, 494515), (185, 395612), (199, 367780), (259, 282580), (284, 257705), (355, 206164), (370, 197806), (398, 183890), (497, 147260), (518, 141290), (710, 103082), (740, 98903), (796, 91945), (994, 73630), (995, 73556), (1036, 70645), (1295, 56516), (1393, 52540), (1420, 51541), (1988, 36815), (1990, 36778), (2485, 29452), (2590, 28258), (2627, 27860), (2786, 26270), (3980, 18389), (4970, 14726), (5180, 14129), (5254, 13930), (5572, 13135), (6965, 10508), (7363, 9940)]