255300920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1437

約数の個数: 128

約数和(自身を含む): 709171200

約数和(自身を除く): 453870280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 92, 115, 116, 140, 145, 161, 184, 203, 230, 232, 280, 290, 322, 406, 460, 580, 644, 667, 805, 812, 920, 1015, 1160, 1288, 1334, 1367, 1610, 1624, 2030, 2668, 2734, 3220, 3335, 4060, 4669, 5336, 5468, 6440, 6670, 6835, 8120, 9338, 9569, 10936, 13340, 13670, 18676, 19138, 23345, 26680, 27340, 31441, 37352, 38276, 39643, 46690, 47845, 54680, 62882, 76552, 79286, 93380, 95690, 125764, 157205, 158572, 186760, 191380, 198215, 220087, 251528, 277501, 314410, 317144, 382760, 396430, 440174, 555002, 628820, 792860, 880348, 911789, 1100435, 1110004, 1257640, 1387505, 1585720, 1760696, 1823578, 2200870, 2220008, 2775010, 3647156, 4401740, 4558945, 5550020, 6382523, 7294312, 8803480, 9117890, 11100040, 12765046, 18235780, 25530092, 31912615, 36471560, 51060184, 63825230, 127650460, 255300920]

約数ペア:

[(1, 255300920), (2, 127650460), (4, 63825230), (5, 51060184), (7, 36471560), (8, 31912615), (10, 25530092), (14, 18235780), (20, 12765046), (23, 11100040), (28, 9117890), (29, 8803480), (35, 7294312), (40, 6382523), (46, 5550020), (56, 4558945), (58, 4401740), (70, 3647156), (92, 2775010), (115, 2220008), (116, 2200870), (140, 1823578), (145, 1760696), (161, 1585720), (184, 1387505), (203, 1257640), (230, 1110004), (232, 1100435), (280, 911789), (290, 880348), (322, 792860), (406, 628820), (460, 555002), (580, 440174), (644, 396430), (667, 382760), (805, 317144), (812, 314410), (920, 277501), (1015, 251528), (1160, 220087), (1288, 198215), (1334, 191380), (1367, 186760), (1610, 158572), (1624, 157205), (2030, 125764), (2668, 95690), (2734, 93380), (3220, 79286), (3335, 76552), (4060, 62882), (4669, 54680), (5336, 47845), (5468, 46690), (6440, 39643), (6670, 38276), (6835, 37352), (8120, 31441), (9338, 27340), (9569, 26680), (10936, 23345), (13340, 19138), (13670, 18676)]