1813488040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:832

約数の個数: 192

約数和(自身を含む): 5168741760

約数和(自身を除く): 3355253720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 103, 104, 130, 140, 182, 196, 206, 245, 260, 280, 364, 392, 412, 455, 490, 515, 520, 637, 691, 721, 728, 824, 910, 980, 1030, 1274, 1339, 1382, 1442, 1820, 1960, 2060, 2548, 2678, 2764, 2884, 3185, 3455, 3605, 3640, 4120, 4837, 5047, 5096, 5356, 5528, 5768, 6370, 6695, 6910, 7210, 8983, 9373, 9674, 10094, 10712, 12740, 13390, 13820, 14420, 17966, 18746, 19348, 20188, 24185, 25235, 25480, 26780, 27640, 28840, 33859, 35932, 37492, 38696, 40376, 44915, 46865, 48370, 50470, 53560, 62881, 65611, 67718, 71173, 71864, 74984, 89830, 93730, 96740, 100940, 125762, 131222, 135436, 142346, 169295, 179660, 187460, 193480, 201880, 251524, 262444, 270872, 284692, 314405, 328055, 338590, 355865, 359320, 374920, 440167, 498211, 503048, 524888, 569384, 628810, 656110, 677180, 711730, 880334, 925249, 996422, 1257620, 1312220, 1354360, 1423460, 1760668, 1850498, 1992844, 2200835, 2491055, 2515240, 2624440, 2846920, 3487477, 3521336, 3700996, 3985688, 4401670, 4626245, 4982110, 6476743, 6974954, 7401992, 8803340, 9252490, 9964220, 12953486, 13949908, 17437385, 17606680, 18504980, 19928440, 25906972, 27899816, 32383715, 34874770, 37009960, 45337201, 51813944, 64767430, 69749540, 90674402, 129534860, 139499080, 181348804, 226686005, 259069720, 362697608, 453372010, 906744020, 1813488040]

約数ペア:

[(1, 1813488040), (2, 906744020), (4, 453372010), (5, 362697608), (7, 259069720), (8, 226686005), (10, 181348804), (13, 139499080), (14, 129534860), (20, 90674402), (26, 69749540), (28, 64767430), (35, 51813944), (40, 45337201), (49, 37009960), (52, 34874770), (56, 32383715), (65, 27899816), (70, 25906972), (91, 19928440), (98, 18504980), (103, 17606680), (104, 17437385), (130, 13949908), (140, 12953486), (182, 9964220), (196, 9252490), (206, 8803340), (245, 7401992), (260, 6974954), (280, 6476743), (364, 4982110), (392, 4626245), (412, 4401670), (455, 3985688), (490, 3700996), (515, 3521336), (520, 3487477), (637, 2846920), (691, 2624440), (721, 2515240), (728, 2491055), (824, 2200835), (910, 1992844), (980, 1850498), (1030, 1760668), (1274, 1423460), (1339, 1354360), (1382, 1312220), (1442, 1257620), (1820, 996422), (1960, 925249), (2060, 880334), (2548, 711730), (2678, 677180), (2764, 656110), (2884, 628810), (3185, 569384), (3455, 524888), (3605, 503048), (3640, 498211), (4120, 440167), (4837, 374920), (5047, 359320), (5096, 355865), (5356, 338590), (5528, 328055), (5768, 314405), (6370, 284692), (6695, 270872), (6910, 262444), (7210, 251524), (8983, 201880), (9373, 193480), (9674, 187460), (10094, 179660), (10712, 169295), (12740, 142346), (13390, 135436), (13820, 131222), (14420, 125762), (17966, 100940), (18746, 96740), (19348, 93730), (20188, 89830), (24185, 74984), (25235, 71864), (25480, 71173), (26780, 67718), (27640, 65611), (28840, 62881), (33859, 53560), (35932, 50470), (37492, 48370), (38696, 46865), (40376, 44915)]