172421340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1428

約数の個数: 192

約数和(自身を含む): 620476416

約数和(自身を除く): 448055076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 52, 60, 65, 69, 70, 78, 84, 91, 92, 105, 115, 130, 138, 140, 156, 161, 182, 195, 210, 230, 260, 273, 276, 299, 322, 345, 364, 390, 420, 455, 460, 483, 546, 598, 644, 690, 780, 805, 897, 910, 966, 1092, 1196, 1365, 1373, 1380, 1495, 1610, 1794, 1820, 1932, 2093, 2415, 2730, 2746, 2990, 3220, 3588, 4119, 4186, 4485, 4830, 5460, 5492, 5980, 6279, 6865, 8238, 8372, 8970, 9611, 9660, 10465, 12558, 13730, 16476, 17849, 17940, 19222, 20595, 20930, 25116, 27460, 28833, 31395, 31579, 35698, 38444, 41190, 41860, 48055, 53547, 57666, 62790, 63158, 71396, 82380, 89245, 94737, 96110, 107094, 115332, 124943, 125580, 126316, 144165, 157895, 178490, 189474, 192220, 214188, 221053, 249886, 267735, 288330, 315790, 356980, 374829, 378948, 410527, 442106, 473685, 499772, 535470, 576660, 624715, 631580, 663159, 749658, 821054, 884212, 947370, 1070940, 1105265, 1231581, 1249430, 1326318, 1499316, 1642108, 1874145, 1894740, 2052635, 2210530, 2463162, 2498860, 2652636, 2873689, 3315795, 3748290, 4105270, 4421060, 4926324, 5747378, 6157905, 6631590, 7496580, 8210540, 8621067, 11494756, 12315810, 13263180, 14368445, 17242134, 24631620, 28736890, 34484268, 43105335, 57473780, 86210670, 172421340]

約数ペア:

[(1, 172421340), (2, 86210670), (3, 57473780), (4, 43105335), (5, 34484268), (6, 28736890), (7, 24631620), (10, 17242134), (12, 14368445), (13, 13263180), (14, 12315810), (15, 11494756), (20, 8621067), (21, 8210540), (23, 7496580), (26, 6631590), (28, 6157905), (30, 5747378), (35, 4926324), (39, 4421060), (42, 4105270), (46, 3748290), (52, 3315795), (60, 2873689), (65, 2652636), (69, 2498860), (70, 2463162), (78, 2210530), (84, 2052635), (91, 1894740), (92, 1874145), (105, 1642108), (115, 1499316), (130, 1326318), (138, 1249430), (140, 1231581), (156, 1105265), (161, 1070940), (182, 947370), (195, 884212), (210, 821054), (230, 749658), (260, 663159), (273, 631580), (276, 624715), (299, 576660), (322, 535470), (345, 499772), (364, 473685), (390, 442106), (420, 410527), (455, 378948), (460, 374829), (483, 356980), (546, 315790), (598, 288330), (644, 267735), (690, 249886), (780, 221053), (805, 214188), (897, 192220), (910, 189474), (966, 178490), (1092, 157895), (1196, 144165), (1365, 126316), (1373, 125580), (1380, 124943), (1495, 115332), (1610, 107094), (1794, 96110), (1820, 94737), (1932, 89245), (2093, 82380), (2415, 71396), (2730, 63158), (2746, 62790), (2990, 57666), (3220, 53547), (3588, 48055), (4119, 41860), (4186, 41190), (4485, 38444), (4830, 35698), (5460, 31579), (5492, 31395), (5980, 28833), (6279, 27460), (6865, 25116), (8238, 20930), (8372, 20595), (8970, 19222), (9611, 17940), (9660, 17849), (10465, 16476), (12558, 13730)]