64857240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:423

約数の個数: 256

約数和(自身を含む): 258508800

約数和(自身を除く): 193651560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 373, 378, 414, 420, 460, 483, 504, 540, 552, 621, 630, 644, 690, 746, 756, 805, 828, 840, 920, 945, 966, 1035, 1080, 1119, 1242, 1260, 1288, 1380, 1449, 1492, 1512, 1610, 1656, 1865, 1890, 1932, 2070, 2238, 2415, 2484, 2520, 2611, 2760, 2898, 2984, 3105, 3220, 3357, 3730, 3780, 3864, 4140, 4347, 4476, 4830, 4968, 5222, 5595, 5796, 6210, 6440, 6714, 7245, 7460, 7560, 7833, 8280, 8579, 8694, 8952, 9660, 10071, 10444, 11190, 11592, 12420, 13055, 13428, 14490, 14920, 15666, 16785, 17158, 17388, 19320, 20142, 20888, 21735, 22380, 23499, 24840, 25737, 26110, 26856, 28980, 31332, 33570, 34316, 34776, 39165, 40284, 42895, 43470, 44760, 46998, 50355, 51474, 52220, 57960, 60053, 62664, 67140, 68632, 70497, 77211, 78330, 80568, 85790, 86940, 93996, 100710, 102948, 104440, 117495, 120106, 128685, 134280, 140994, 154422, 156660, 171580, 173880, 180159, 187992, 201420, 205896, 231633, 234990, 240212, 257370, 281988, 300265, 308844, 313320, 343160, 352485, 360318, 386055, 402840, 463266, 469980, 480424, 514740, 540477, 563976, 600530, 617688, 704970, 720636, 772110, 900795, 926532, 939960, 1029480, 1080954, 1158165, 1201060, 1409940, 1441272, 1544220, 1621431, 1801590, 1853064, 2161908, 2316330, 2402120, 2702385, 2819880, 3088440, 3242862, 3603180, 4323816, 4632660, 5404770, 6485724, 7206360, 8107155, 9265320, 10809540, 12971448, 16214310, 21619080, 32428620, 64857240]

約数ペア:

[(1, 64857240), (2, 32428620), (3, 21619080), (4, 16214310), (5, 12971448), (6, 10809540), (7, 9265320), (8, 8107155), (9, 7206360), (10, 6485724), (12, 5404770), (14, 4632660), (15, 4323816), (18, 3603180), (20, 3242862), (21, 3088440), (23, 2819880), (24, 2702385), (27, 2402120), (28, 2316330), (30, 2161908), (35, 1853064), (36, 1801590), (40, 1621431), (42, 1544220), (45, 1441272), (46, 1409940), (54, 1201060), (56, 1158165), (60, 1080954), (63, 1029480), (69, 939960), (70, 926532), (72, 900795), (84, 772110), (90, 720636), (92, 704970), (105, 617688), (108, 600530), (115, 563976), (120, 540477), (126, 514740), (135, 480424), (138, 469980), (140, 463266), (161, 402840), (168, 386055), (180, 360318), (184, 352485), (189, 343160), (207, 313320), (210, 308844), (216, 300265), (230, 281988), (252, 257370), (270, 240212), (276, 234990), (280, 231633), (315, 205896), (322, 201420), (345, 187992), (360, 180159), (373, 173880), (378, 171580), (414, 156660), (420, 154422), (460, 140994), (483, 134280), (504, 128685), (540, 120106), (552, 117495), (621, 104440), (630, 102948), (644, 100710), (690, 93996), (746, 86940), (756, 85790), (805, 80568), (828, 78330), (840, 77211), (920, 70497), (945, 68632), (966, 67140), (1035, 62664), (1080, 60053), (1119, 57960), (1242, 52220), (1260, 51474), (1288, 50355), (1380, 46998), (1449, 44760), (1492, 43470), (1512, 42895), (1610, 40284), (1656, 39165), (1865, 34776), (1890, 34316), (1932, 33570), (2070, 31332), (2238, 28980), (2415, 26856), (2484, 26110), (2520, 25737), (2611, 24840), (2760, 23499), (2898, 22380), (2984, 21735), (3105, 20888), (3220, 20142), (3357, 19320), (3730, 17388), (3780, 17158), (3864, 16785), (4140, 15666), (4347, 14920), (4476, 14490), (4830, 13428), (4968, 13055), (5222, 12420), (5595, 11592), (5796, 11190), (6210, 10444), (6440, 10071), (6714, 9660), (7245, 8952), (7460, 8694), (7560, 8579), (7833, 8280)]