64200240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3$

素因数の和:89

約数の個数: 240

約数和(自身を含む): 245088480

約数和(自身を除く): 180888240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 361, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 722, 741, 760, 780, 855, 912, 936, 988, 1040, 1083, 1140, 1170, 1235, 1368, 1444, 1482, 1520, 1560, 1710, 1805, 1872, 1976, 2166, 2223, 2280, 2340, 2470, 2736, 2888, 2964, 3120, 3249, 3420, 3610, 3705, 3952, 4332, 4446, 4560, 4680, 4693, 4940, 5415, 5776, 5928, 6498, 6840, 6859, 7220, 7410, 8664, 8892, 9360, 9386, 9880, 10830, 11115, 11856, 12996, 13680, 13718, 14079, 14440, 14820, 16245, 17328, 17784, 18772, 19760, 20577, 21660, 22230, 23465, 25992, 27436, 28158, 28880, 29640, 32490, 34295, 35568, 37544, 41154, 42237, 43320, 44460, 46930, 51984, 54872, 56316, 59280, 61731, 64980, 68590, 70395, 75088, 82308, 84474, 86640, 88920, 89167, 93860, 102885, 109744, 112632, 123462, 129960, 137180, 140790, 164616, 168948, 177840, 178334, 187720, 205770, 211185, 225264, 246924, 259920, 267501, 274360, 281580, 308655, 329232, 337896, 356668, 375440, 411540, 422370, 445835, 493848, 535002, 548720, 563160, 617310, 675792, 713336, 802503, 823080, 844740, 891670, 987696, 1070004, 1126320, 1234620, 1337505, 1426672, 1605006, 1646160, 1689480, 1783340, 2140008, 2469240, 2675010, 3210012, 3378960, 3566680, 4012515, 4280016, 4938480, 5350020, 6420024, 7133360, 8025030, 10700040, 12840048, 16050060, 21400080, 32100120, 64200240]

約数ペア:

[(1, 64200240), (2, 32100120), (3, 21400080), (4, 16050060), (5, 12840048), (6, 10700040), (8, 8025030), (9, 7133360), (10, 6420024), (12, 5350020), (13, 4938480), (15, 4280016), (16, 4012515), (18, 3566680), (19, 3378960), (20, 3210012), (24, 2675010), (26, 2469240), (30, 2140008), (36, 1783340), (38, 1689480), (39, 1646160), (40, 1605006), (45, 1426672), (48, 1337505), (52, 1234620), (57, 1126320), (60, 1070004), (65, 987696), (72, 891670), (76, 844740), (78, 823080), (80, 802503), (90, 713336), (95, 675792), (104, 617310), (114, 563160), (117, 548720), (120, 535002), (130, 493848), (144, 445835), (152, 422370), (156, 411540), (171, 375440), (180, 356668), (190, 337896), (195, 329232), (208, 308655), (228, 281580), (234, 274360), (240, 267501), (247, 259920), (260, 246924), (285, 225264), (304, 211185), (312, 205770), (342, 187720), (360, 178334), (361, 177840), (380, 168948), (390, 164616), (456, 140790), (468, 137180), (494, 129960), (520, 123462), (570, 112632), (585, 109744), (624, 102885), (684, 93860), (720, 89167), (722, 88920), (741, 86640), (760, 84474), (780, 82308), (855, 75088), (912, 70395), (936, 68590), (988, 64980), (1040, 61731), (1083, 59280), (1140, 56316), (1170, 54872), (1235, 51984), (1368, 46930), (1444, 44460), (1482, 43320), (1520, 42237), (1560, 41154), (1710, 37544), (1805, 35568), (1872, 34295), (1976, 32490), (2166, 29640), (2223, 28880), (2280, 28158), (2340, 27436), (2470, 25992), (2736, 23465), (2888, 22230), (2964, 21660), (3120, 20577), (3249, 19760), (3420, 18772), (3610, 17784), (3705, 17328), (3952, 16245), (4332, 14820), (4446, 14440), (4560, 14079), (4680, 13718), (4693, 13680), (4940, 12996), (5415, 11856), (5776, 11115), (5928, 10830), (6498, 9880), (6840, 9386), (6859, 9360), (7220, 8892), (7410, 8664)]