68463960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 214272000

約数和(自身を除く): 145808040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 61, 94, 120, 122, 141, 183, 188, 199, 235, 244, 282, 305, 366, 376, 398, 470, 488, 564, 597, 610, 705, 732, 796, 915, 940, 995, 1128, 1194, 1220, 1410, 1464, 1592, 1830, 1880, 1990, 2388, 2440, 2820, 2867, 2985, 3660, 3980, 4776, 5640, 5734, 5970, 7320, 7960, 8601, 9353, 11468, 11940, 12139, 14335, 17202, 18706, 22936, 23880, 24278, 28059, 28670, 34404, 36417, 37412, 43005, 46765, 48556, 56118, 57340, 60695, 68808, 72834, 74824, 86010, 93530, 97112, 112236, 114680, 121390, 140295, 145668, 172020, 182085, 187060, 224472, 242780, 280590, 291336, 344040, 364170, 374120, 485560, 561180, 570533, 728340, 1122360, 1141066, 1456680, 1711599, 2282132, 2852665, 3423198, 4564264, 5705330, 6846396, 8557995, 11410660, 13692792, 17115990, 22821320, 34231980, 68463960]

約数ペア:

[(1, 68463960), (2, 34231980), (3, 22821320), (4, 17115990), (5, 13692792), (6, 11410660), (8, 8557995), (10, 6846396), (12, 5705330), (15, 4564264), (20, 3423198), (24, 2852665), (30, 2282132), (40, 1711599), (47, 1456680), (60, 1141066), (61, 1122360), (94, 728340), (120, 570533), (122, 561180), (141, 485560), (183, 374120), (188, 364170), (199, 344040), (235, 291336), (244, 280590), (282, 242780), (305, 224472), (366, 187060), (376, 182085), (398, 172020), (470, 145668), (488, 140295), (564, 121390), (597, 114680), (610, 112236), (705, 97112), (732, 93530), (796, 86010), (915, 74824), (940, 72834), (995, 68808), (1128, 60695), (1194, 57340), (1220, 56118), (1410, 48556), (1464, 46765), (1592, 43005), (1830, 37412), (1880, 36417), (1990, 34404), (2388, 28670), (2440, 28059), (2820, 24278), (2867, 23880), (2985, 22936), (3660, 18706), (3980, 17202), (4776, 14335), (5640, 12139), (5734, 11940), (5970, 11468), (7320, 9353), (7960, 8601)]