391552140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1373}}^1$

素因数の和:1496

約数の個数: 144

約数和(自身を含む): 1289427552

約数和(自身を除く): 897875412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 294, 388, 420, 485, 490, 582, 588, 679, 735, 970, 980, 1164, 1358, 1373, 1455, 1470, 1940, 2037, 2716, 2746, 2910, 2940, 3395, 4074, 4119, 4753, 5492, 5820, 6790, 6865, 8148, 8238, 9506, 9611, 10185, 13580, 13730, 14259, 16476, 19012, 19222, 20370, 20595, 23765, 27460, 28518, 28833, 38444, 40740, 41190, 47530, 48055, 57036, 57666, 67277, 71295, 82380, 95060, 96110, 115332, 133181, 134554, 142590, 144165, 192220, 201831, 266362, 269108, 285180, 288330, 336385, 399543, 403662, 532724, 576660, 665905, 672770, 799086, 807324, 932267, 1009155, 1331810, 1345540, 1598172, 1864534, 1997715, 2018310, 2663620, 2796801, 3729068, 3995430, 4036620, 4661335, 5593602, 6525869, 7990860, 9322670, 11187204, 13051738, 13984005, 18645340, 19577607, 26103476, 27968010, 32629345, 39155214, 55936020, 65258690, 78310428, 97888035, 130517380, 195776070, 391552140]

約数ペア:

[(1, 391552140), (2, 195776070), (3, 130517380), (4, 97888035), (5, 78310428), (6, 65258690), (7, 55936020), (10, 39155214), (12, 32629345), (14, 27968010), (15, 26103476), (20, 19577607), (21, 18645340), (28, 13984005), (30, 13051738), (35, 11187204), (42, 9322670), (49, 7990860), (60, 6525869), (70, 5593602), (84, 4661335), (97, 4036620), (98, 3995430), (105, 3729068), (140, 2796801), (147, 2663620), (194, 2018310), (196, 1997715), (210, 1864534), (245, 1598172), (291, 1345540), (294, 1331810), (388, 1009155), (420, 932267), (485, 807324), (490, 799086), (582, 672770), (588, 665905), (679, 576660), (735, 532724), (970, 403662), (980, 399543), (1164, 336385), (1358, 288330), (1373, 285180), (1455, 269108), (1470, 266362), (1940, 201831), (2037, 192220), (2716, 144165), (2746, 142590), (2910, 134554), (2940, 133181), (3395, 115332), (4074, 96110), (4119, 95060), (4753, 82380), (5492, 71295), (5820, 67277), (6790, 57666), (6865, 57036), (8148, 48055), (8238, 47530), (9506, 41190), (9611, 40740), (10185, 38444), (13580, 28833), (13730, 28518), (14259, 27460), (16476, 23765), (19012, 20595), (19222, 20370)]