653326240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{607}}^1$

素因数の和:691

約数の個数: 144

約数和(自身を含む): 1825721856

約数和(自身を除く): 1172395616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 607, 620, 868, 961, 992, 1085, 1120, 1214, 1240, 1736, 1922, 2170, 2428, 2480, 3035, 3472, 3844, 4249, 4340, 4805, 4856, 4960, 6070, 6727, 6944, 7688, 8498, 8680, 9610, 9712, 12140, 13454, 15376, 16996, 17360, 18817, 19220, 19424, 21245, 24280, 26908, 30752, 33635, 33992, 34720, 37634, 38440, 42490, 48560, 53816, 67270, 67984, 75268, 76880, 84980, 94085, 97120, 107632, 131719, 134540, 135968, 150536, 153760, 169960, 188170, 215264, 263438, 269080, 301072, 339920, 376340, 526876, 538160, 583327, 602144, 658595, 679840, 752680, 1053752, 1076320, 1166654, 1317190, 1505360, 2107504, 2333308, 2634380, 2916635, 3010720, 4083289, 4215008, 4666616, 5268760, 5833270, 8166578, 9333232, 10537520, 11666540, 16333156, 18666464, 20416445, 21075040, 23333080, 32666312, 40832890, 46666160, 65332624, 81665780, 93332320, 130665248, 163331560, 326663120, 653326240]

約数ペア:

[(1, 653326240), (2, 326663120), (4, 163331560), (5, 130665248), (7, 93332320), (8, 81665780), (10, 65332624), (14, 46666160), (16, 40832890), (20, 32666312), (28, 23333080), (31, 21075040), (32, 20416445), (35, 18666464), (40, 16333156), (56, 11666540), (62, 10537520), (70, 9333232), (80, 8166578), (112, 5833270), (124, 5268760), (140, 4666616), (155, 4215008), (160, 4083289), (217, 3010720), (224, 2916635), (248, 2634380), (280, 2333308), (310, 2107504), (434, 1505360), (496, 1317190), (560, 1166654), (607, 1076320), (620, 1053752), (868, 752680), (961, 679840), (992, 658595), (1085, 602144), (1120, 583327), (1214, 538160), (1240, 526876), (1736, 376340), (1922, 339920), (2170, 301072), (2428, 269080), (2480, 263438), (3035, 215264), (3472, 188170), (3844, 169960), (4249, 153760), (4340, 150536), (4805, 135968), (4856, 134540), (4960, 131719), (6070, 107632), (6727, 97120), (6944, 94085), (7688, 84980), (8498, 76880), (8680, 75268), (9610, 67984), (9712, 67270), (12140, 53816), (13454, 48560), (15376, 42490), (16996, 38440), (17360, 37634), (18817, 34720), (19220, 33992), (19424, 33635), (21245, 30752), (24280, 26908)]