67546520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 171417600

約数和(自身を除く): 103871080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 47, 61, 62, 76, 94, 95, 122, 124, 152, 155, 188, 190, 235, 244, 248, 305, 310, 376, 380, 470, 488, 589, 610, 620, 760, 893, 940, 1159, 1178, 1220, 1240, 1457, 1786, 1880, 1891, 2318, 2356, 2440, 2867, 2914, 2945, 3572, 3782, 4465, 4636, 4712, 5734, 5795, 5828, 5890, 7144, 7285, 7564, 8930, 9272, 9455, 11468, 11590, 11656, 11780, 14335, 14570, 15128, 17860, 18910, 22936, 23180, 23560, 27683, 28670, 29140, 35720, 35929, 37820, 46360, 54473, 55366, 57340, 58280, 71858, 75640, 88877, 108946, 110732, 114680, 138415, 143716, 177754, 179645, 217892, 221464, 272365, 276830, 287432, 355508, 359290, 435784, 444385, 544730, 553660, 711016, 718580, 888770, 1089460, 1107320, 1437160, 1688663, 1777540, 2178920, 3377326, 3555080, 6754652, 8443315, 13509304, 16886630, 33773260, 67546520]

約数ペア:

[(1, 67546520), (2, 33773260), (4, 16886630), (5, 13509304), (8, 8443315), (10, 6754652), (19, 3555080), (20, 3377326), (31, 2178920), (38, 1777540), (40, 1688663), (47, 1437160), (61, 1107320), (62, 1089460), (76, 888770), (94, 718580), (95, 711016), (122, 553660), (124, 544730), (152, 444385), (155, 435784), (188, 359290), (190, 355508), (235, 287432), (244, 276830), (248, 272365), (305, 221464), (310, 217892), (376, 179645), (380, 177754), (470, 143716), (488, 138415), (589, 114680), (610, 110732), (620, 108946), (760, 88877), (893, 75640), (940, 71858), (1159, 58280), (1178, 57340), (1220, 55366), (1240, 54473), (1457, 46360), (1786, 37820), (1880, 35929), (1891, 35720), (2318, 29140), (2356, 28670), (2440, 27683), (2867, 23560), (2914, 23180), (2945, 22936), (3572, 18910), (3782, 17860), (4465, 15128), (4636, 14570), (4712, 14335), (5734, 11780), (5795, 11656), (5828, 11590), (5890, 11468), (7144, 9455), (7285, 9272), (7564, 8930)]