66345720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4157}}^1$

素因数の和:4197

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 173155080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 4157, 5320, 7980, 8314, 12471, 15960, 16628, 20785, 24942, 29099, 33256, 41570, 49884, 58198, 62355, 78983, 83140, 87297, 99768, 116396, 124710, 145495, 157966, 166280, 174594, 232792, 236949, 249420, 290990, 315932, 349188, 394915, 436485, 473898, 498840, 552881, 581980, 631864, 698376, 789830, 872970, 947796, 1105762, 1163960, 1184745, 1579660, 1658643, 1745940, 1895592, 2211524, 2369490, 2764405, 3159320, 3317286, 3491880, 4423048, 4738980, 5528810, 6634572, 8293215, 9477960, 11057620, 13269144, 16586430, 22115240, 33172860, 66345720]

約数ペア:

[(1, 66345720), (2, 33172860), (3, 22115240), (4, 16586430), (5, 13269144), (6, 11057620), (7, 9477960), (8, 8293215), (10, 6634572), (12, 5528810), (14, 4738980), (15, 4423048), (19, 3491880), (20, 3317286), (21, 3159320), (24, 2764405), (28, 2369490), (30, 2211524), (35, 1895592), (38, 1745940), (40, 1658643), (42, 1579660), (56, 1184745), (57, 1163960), (60, 1105762), (70, 947796), (76, 872970), (84, 789830), (95, 698376), (105, 631864), (114, 581980), (120, 552881), (133, 498840), (140, 473898), (152, 436485), (168, 394915), (190, 349188), (210, 315932), (228, 290990), (266, 249420), (280, 236949), (285, 232792), (380, 174594), (399, 166280), (420, 157966), (456, 145495), (532, 124710), (570, 116396), (665, 99768), (760, 87297), (798, 83140), (840, 78983), (1064, 62355), (1140, 58198), (1330, 49884), (1596, 41570), (1995, 33256), (2280, 29099), (2660, 24942), (3192, 20785), (3990, 16628), (4157, 15960), (5320, 12471), (7980, 8314)]