251810520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 256

約数和(自身を含む): 867041280

約数和(自身を除く): 615230760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 41, 52, 60, 62, 65, 78, 82, 93, 104, 120, 123, 124, 127, 130, 155, 156, 164, 186, 195, 205, 246, 248, 254, 260, 310, 312, 328, 372, 381, 390, 403, 410, 465, 492, 508, 520, 533, 615, 620, 635, 744, 762, 780, 806, 820, 930, 984, 1016, 1066, 1209, 1230, 1240, 1270, 1271, 1524, 1560, 1599, 1612, 1640, 1651, 1860, 1905, 2015, 2132, 2418, 2460, 2540, 2542, 2665, 3048, 3198, 3224, 3302, 3720, 3810, 3813, 3937, 4030, 4264, 4836, 4920, 4953, 5080, 5084, 5207, 5330, 6045, 6355, 6396, 6604, 7620, 7626, 7874, 7995, 8060, 8255, 9672, 9906, 10168, 10414, 10660, 11811, 12090, 12710, 12792, 13208, 15240, 15252, 15621, 15748, 15990, 16120, 16510, 16523, 19065, 19685, 19812, 20828, 21320, 23622, 24180, 24765, 25420, 26035, 30504, 31242, 31496, 31980, 33020, 33046, 38130, 39370, 39624, 41656, 47244, 48360, 49530, 49569, 50840, 51181, 52070, 59055, 62484, 63960, 66040, 66092, 67691, 76260, 78105, 78740, 82615, 94488, 99060, 99138, 102362, 104140, 118110, 124968, 132184, 135382, 152520, 153543, 156210, 157480, 161417, 165230, 198120, 198276, 203073, 204724, 208280, 236220, 247845, 255905, 270764, 307086, 312420, 322834, 330460, 338455, 396552, 406146, 409448, 472440, 484251, 495690, 511810, 541528, 614172, 624840, 645668, 660920, 676910, 767715, 807085, 812292, 968502, 991380, 1015365, 1023620, 1228344, 1291336, 1353820, 1535430, 1614170, 1624584, 1937004, 1982760, 2030730, 2047240, 2098421, 2421255, 2707640, 3070860, 3228340, 3874008, 4061460, 4196842, 4842510, 6141720, 6295263, 6456680, 8122920, 8393684, 9685020, 10492105, 12590526, 16787368, 19370040, 20984210, 25181052, 31476315, 41968420, 50362104, 62952630, 83936840, 125905260, 251810520]

約数ペア:

[(1, 251810520), (2, 125905260), (3, 83936840), (4, 62952630), (5, 50362104), (6, 41968420), (8, 31476315), (10, 25181052), (12, 20984210), (13, 19370040), (15, 16787368), (20, 12590526), (24, 10492105), (26, 9685020), (30, 8393684), (31, 8122920), (39, 6456680), (40, 6295263), (41, 6141720), (52, 4842510), (60, 4196842), (62, 4061460), (65, 3874008), (78, 3228340), (82, 3070860), (93, 2707640), (104, 2421255), (120, 2098421), (123, 2047240), (124, 2030730), (127, 1982760), (130, 1937004), (155, 1624584), (156, 1614170), (164, 1535430), (186, 1353820), (195, 1291336), (205, 1228344), (246, 1023620), (248, 1015365), (254, 991380), (260, 968502), (310, 812292), (312, 807085), (328, 767715), (372, 676910), (381, 660920), (390, 645668), (403, 624840), (410, 614172), (465, 541528), (492, 511810), (508, 495690), (520, 484251), (533, 472440), (615, 409448), (620, 406146), (635, 396552), (744, 338455), (762, 330460), (780, 322834), (806, 312420), (820, 307086), (930, 270764), (984, 255905), (1016, 247845), (1066, 236220), (1209, 208280), (1230, 204724), (1240, 203073), (1270, 198276), (1271, 198120), (1524, 165230), (1560, 161417), (1599, 157480), (1612, 156210), (1640, 153543), (1651, 152520), (1860, 135382), (1905, 132184), (2015, 124968), (2132, 118110), (2418, 104140), (2460, 102362), (2540, 99138), (2542, 99060), (2665, 94488), (3048, 82615), (3198, 78740), (3224, 78105), (3302, 76260), (3720, 67691), (3810, 66092), (3813, 66040), (3937, 63960), (4030, 62484), (4264, 59055), (4836, 52070), (4920, 51181), (4953, 50840), (5080, 49569), (5084, 49530), (5207, 48360), (5330, 47244), (6045, 41656), (6355, 39624), (6396, 39370), (6604, 38130), (7620, 33046), (7626, 33020), (7874, 31980), (7995, 31496), (8060, 31242), (8255, 30504), (9672, 26035), (9906, 25420), (10168, 24765), (10414, 24180), (10660, 23622), (11811, 21320), (12090, 20828), (12710, 19812), (12792, 19685), (13208, 19065), (15240, 16523), (15252, 16510), (15621, 16120), (15748, 15990)]