64456920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:466

約数の個数: 192

約数和(自身を含む): 234692640

約数和(自身を除く): 170235720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 123, 132, 164, 165, 180, 198, 205, 220, 246, 264, 328, 330, 360, 369, 396, 397, 410, 440, 451, 492, 495, 615, 660, 738, 792, 794, 820, 902, 984, 990, 1191, 1230, 1320, 1353, 1476, 1588, 1640, 1804, 1845, 1980, 1985, 2255, 2382, 2460, 2706, 2952, 3176, 3573, 3608, 3690, 3960, 3970, 4059, 4367, 4510, 4764, 4920, 5412, 5955, 6765, 7146, 7380, 7940, 8118, 8734, 9020, 9528, 10824, 11910, 13101, 13530, 14292, 14760, 15880, 16236, 16277, 17468, 17865, 18040, 20295, 21835, 23820, 26202, 27060, 28584, 32472, 32554, 34936, 35730, 39303, 40590, 43670, 47640, 48831, 52404, 54120, 65108, 65505, 71460, 78606, 81180, 81385, 87340, 97662, 104808, 130216, 131010, 142920, 146493, 157212, 162360, 162770, 174680, 179047, 195324, 196515, 244155, 262020, 292986, 314424, 325540, 358094, 390648, 393030, 488310, 524040, 537141, 585972, 651080, 716188, 732465, 786060, 895235, 976620, 1074282, 1171944, 1432376, 1464930, 1572120, 1611423, 1790470, 1953240, 2148564, 2685705, 2929860, 3222846, 3580940, 4297128, 5371410, 5859720, 6445692, 7161880, 8057115, 10742820, 12891384, 16114230, 21485640, 32228460, 64456920]

約数ペア:

[(1, 64456920), (2, 32228460), (3, 21485640), (4, 16114230), (5, 12891384), (6, 10742820), (8, 8057115), (9, 7161880), (10, 6445692), (11, 5859720), (12, 5371410), (15, 4297128), (18, 3580940), (20, 3222846), (22, 2929860), (24, 2685705), (30, 2148564), (33, 1953240), (36, 1790470), (40, 1611423), (41, 1572120), (44, 1464930), (45, 1432376), (55, 1171944), (60, 1074282), (66, 976620), (72, 895235), (82, 786060), (88, 732465), (90, 716188), (99, 651080), (110, 585972), (120, 537141), (123, 524040), (132, 488310), (164, 393030), (165, 390648), (180, 358094), (198, 325540), (205, 314424), (220, 292986), (246, 262020), (264, 244155), (328, 196515), (330, 195324), (360, 179047), (369, 174680), (396, 162770), (397, 162360), (410, 157212), (440, 146493), (451, 142920), (492, 131010), (495, 130216), (615, 104808), (660, 97662), (738, 87340), (792, 81385), (794, 81180), (820, 78606), (902, 71460), (984, 65505), (990, 65108), (1191, 54120), (1230, 52404), (1320, 48831), (1353, 47640), (1476, 43670), (1588, 40590), (1640, 39303), (1804, 35730), (1845, 34936), (1980, 32554), (1985, 32472), (2255, 28584), (2382, 27060), (2460, 26202), (2706, 23820), (2952, 21835), (3176, 20295), (3573, 18040), (3608, 17865), (3690, 17468), (3960, 16277), (3970, 16236), (4059, 15880), (4367, 14760), (4510, 14292), (4764, 13530), (4920, 13101), (5412, 11910), (5955, 10824), (6765, 9528), (7146, 9020), (7380, 8734), (7940, 8118)]