66729520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 160

約数和(自身を含む): 192487680

約数和(自身を除く): 125758160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 176, 190, 208, 209, 220, 247, 260, 286, 304, 307, 380, 418, 440, 494, 520, 572, 614, 715, 760, 836, 880, 988, 1040, 1045, 1144, 1228, 1235, 1430, 1520, 1535, 1672, 1976, 2090, 2288, 2456, 2470, 2717, 2860, 3070, 3344, 3377, 3952, 3991, 4180, 4912, 4940, 5434, 5720, 5833, 6140, 6754, 7982, 8360, 9880, 10868, 11440, 11666, 12280, 13508, 13585, 15964, 16720, 16885, 19760, 19955, 21736, 23332, 24560, 27016, 27170, 29165, 31928, 33770, 39910, 43472, 43901, 46664, 54032, 54340, 58330, 63856, 64163, 67540, 75829, 79820, 87802, 93328, 108680, 116660, 128326, 135080, 151658, 159640, 175604, 217360, 219505, 233320, 256652, 270160, 303316, 319280, 320815, 351208, 379145, 439010, 466640, 513304, 606632, 641630, 702416, 758290, 834119, 878020, 1026608, 1213264, 1283260, 1516580, 1668238, 1756040, 2566520, 3033160, 3336476, 3512080, 4170595, 5133040, 6066320, 6672952, 8341190, 13345904, 16682380, 33364760, 66729520]

約数ペア:

[(1, 66729520), (2, 33364760), (4, 16682380), (5, 13345904), (8, 8341190), (10, 6672952), (11, 6066320), (13, 5133040), (16, 4170595), (19, 3512080), (20, 3336476), (22, 3033160), (26, 2566520), (38, 1756040), (40, 1668238), (44, 1516580), (52, 1283260), (55, 1213264), (65, 1026608), (76, 878020), (80, 834119), (88, 758290), (95, 702416), (104, 641630), (110, 606632), (130, 513304), (143, 466640), (152, 439010), (176, 379145), (190, 351208), (208, 320815), (209, 319280), (220, 303316), (247, 270160), (260, 256652), (286, 233320), (304, 219505), (307, 217360), (380, 175604), (418, 159640), (440, 151658), (494, 135080), (520, 128326), (572, 116660), (614, 108680), (715, 93328), (760, 87802), (836, 79820), (880, 75829), (988, 67540), (1040, 64163), (1045, 63856), (1144, 58330), (1228, 54340), (1235, 54032), (1430, 46664), (1520, 43901), (1535, 43472), (1672, 39910), (1976, 33770), (2090, 31928), (2288, 29165), (2456, 27170), (2470, 27016), (2717, 24560), (2860, 23332), (3070, 21736), (3344, 19955), (3377, 19760), (3952, 16885), (3991, 16720), (4180, 15964), (4912, 13585), (4940, 13508), (5434, 12280), (5720, 11666), (5833, 11440), (6140, 10868), (6754, 9880), (7982, 8360)]