68705520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 246046752

約数和(自身を除く): 177341232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 61, 65, 76, 78, 80, 95, 104, 114, 120, 122, 130, 152, 156, 183, 190, 195, 208, 228, 240, 244, 247, 260, 285, 304, 305, 312, 361, 366, 380, 390, 456, 488, 494, 520, 570, 610, 624, 722, 732, 741, 760, 780, 793, 912, 915, 976, 988, 1040, 1083, 1140, 1159, 1220, 1235, 1444, 1464, 1482, 1520, 1560, 1586, 1805, 1830, 1976, 2166, 2280, 2318, 2379, 2440, 2470, 2888, 2928, 2964, 3120, 3172, 3477, 3610, 3660, 3705, 3952, 3965, 4332, 4560, 4636, 4693, 4758, 4880, 4940, 5415, 5776, 5795, 5928, 6344, 6954, 7220, 7320, 7410, 7930, 8664, 9272, 9386, 9516, 9880, 10830, 11590, 11856, 11895, 12688, 13908, 14079, 14440, 14640, 14820, 15067, 15860, 17328, 17385, 18544, 18772, 19032, 19760, 21660, 22021, 23180, 23465, 23790, 27816, 28158, 28880, 29640, 30134, 31720, 34770, 37544, 38064, 43320, 44042, 45201, 46360, 46930, 47580, 55632, 56316, 59280, 60268, 63440, 66063, 69540, 70395, 75088, 75335, 86640, 88084, 90402, 92720, 93860, 95160, 110105, 112632, 120536, 132126, 139080, 140790, 150670, 176168, 180804, 187720, 190320, 220210, 225264, 226005, 241072, 264252, 278160, 281580, 286273, 301340, 330315, 352336, 361608, 375440, 440420, 452010, 528504, 563160, 572546, 602680, 660630, 723216, 858819, 880840, 904020, 1057008, 1126320, 1145092, 1205360, 1321260, 1431365, 1717638, 1761680, 1808040, 2290184, 2642520, 2862730, 3435276, 3616080, 4294095, 4580368, 5285040, 5725460, 6870552, 8588190, 11450920, 13741104, 17176380, 22901840, 34352760, 68705520]

約数ペア:

[(1, 68705520), (2, 34352760), (3, 22901840), (4, 17176380), (5, 13741104), (6, 11450920), (8, 8588190), (10, 6870552), (12, 5725460), (13, 5285040), (15, 4580368), (16, 4294095), (19, 3616080), (20, 3435276), (24, 2862730), (26, 2642520), (30, 2290184), (38, 1808040), (39, 1761680), (40, 1717638), (48, 1431365), (52, 1321260), (57, 1205360), (60, 1145092), (61, 1126320), (65, 1057008), (76, 904020), (78, 880840), (80, 858819), (95, 723216), (104, 660630), (114, 602680), (120, 572546), (122, 563160), (130, 528504), (152, 452010), (156, 440420), (183, 375440), (190, 361608), (195, 352336), (208, 330315), (228, 301340), (240, 286273), (244, 281580), (247, 278160), (260, 264252), (285, 241072), (304, 226005), (305, 225264), (312, 220210), (361, 190320), (366, 187720), (380, 180804), (390, 176168), (456, 150670), (488, 140790), (494, 139080), (520, 132126), (570, 120536), (610, 112632), (624, 110105), (722, 95160), (732, 93860), (741, 92720), (760, 90402), (780, 88084), (793, 86640), (912, 75335), (915, 75088), (976, 70395), (988, 69540), (1040, 66063), (1083, 63440), (1140, 60268), (1159, 59280), (1220, 56316), (1235, 55632), (1444, 47580), (1464, 46930), (1482, 46360), (1520, 45201), (1560, 44042), (1586, 43320), (1805, 38064), (1830, 37544), (1976, 34770), (2166, 31720), (2280, 30134), (2318, 29640), (2379, 28880), (2440, 28158), (2470, 27816), (2888, 23790), (2928, 23465), (2964, 23180), (3120, 22021), (3172, 21660), (3477, 19760), (3610, 19032), (3660, 18772), (3705, 18544), (3952, 17385), (3965, 17328), (4332, 15860), (4560, 15067), (4636, 14820), (4693, 14640), (4758, 14440), (4880, 14079), (4940, 13908), (5415, 12688), (5776, 11895), (5795, 11856), (5928, 11590), (6344, 10830), (6954, 9880), (7220, 9516), (7320, 9386), (7410, 9272), (7930, 8664)]