66621720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1297

約数の個数: 128

約数和(自身を含む): 223534080

約数和(自身を除く): 156912360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 328, 330, 410, 440, 451, 492, 615, 660, 820, 902, 984, 1230, 1231, 1320, 1353, 1640, 1804, 2255, 2460, 2462, 2706, 3608, 3693, 4510, 4920, 4924, 5412, 6155, 6765, 7386, 9020, 9848, 10824, 12310, 13530, 13541, 14772, 18040, 18465, 24620, 27060, 27082, 29544, 36930, 40623, 49240, 50471, 54120, 54164, 67705, 73860, 81246, 100942, 108328, 135410, 147720, 151413, 162492, 201884, 203115, 252355, 270820, 302826, 324984, 403768, 406230, 504710, 541640, 555181, 605652, 757065, 812460, 1009420, 1110362, 1211304, 1514130, 1624920, 1665543, 2018840, 2220724, 2775905, 3028260, 3331086, 4441448, 5551810, 6056520, 6662172, 8327715, 11103620, 13324344, 16655430, 22207240, 33310860, 66621720]

約数ペア:

[(1, 66621720), (2, 33310860), (3, 22207240), (4, 16655430), (5, 13324344), (6, 11103620), (8, 8327715), (10, 6662172), (11, 6056520), (12, 5551810), (15, 4441448), (20, 3331086), (22, 3028260), (24, 2775905), (30, 2220724), (33, 2018840), (40, 1665543), (41, 1624920), (44, 1514130), (55, 1211304), (60, 1110362), (66, 1009420), (82, 812460), (88, 757065), (110, 605652), (120, 555181), (123, 541640), (132, 504710), (164, 406230), (165, 403768), (205, 324984), (220, 302826), (246, 270820), (264, 252355), (328, 203115), (330, 201884), (410, 162492), (440, 151413), (451, 147720), (492, 135410), (615, 108328), (660, 100942), (820, 81246), (902, 73860), (984, 67705), (1230, 54164), (1231, 54120), (1320, 50471), (1353, 49240), (1640, 40623), (1804, 36930), (2255, 29544), (2460, 27082), (2462, 27060), (2706, 24620), (3608, 18465), (3693, 18040), (4510, 14772), (4920, 13541), (4924, 13530), (5412, 12310), (6155, 10824), (6765, 9848), (7386, 9020)]