174926920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 479001600

約数和(自身を除く): 304074680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 131, 133, 140, 152, 190, 251, 262, 266, 280, 380, 502, 524, 532, 655, 665, 760, 917, 1004, 1048, 1064, 1255, 1310, 1330, 1757, 1834, 2008, 2489, 2510, 2620, 2660, 3514, 3668, 4585, 4769, 4978, 5020, 5240, 5320, 7028, 7336, 8785, 9170, 9538, 9956, 10040, 12445, 14056, 17423, 17570, 18340, 19076, 19912, 23845, 24890, 32881, 33383, 34846, 35140, 36680, 38152, 47690, 49780, 65762, 66766, 69692, 70280, 87115, 95380, 99560, 131524, 133532, 139384, 164405, 166915, 174230, 190760, 230167, 263048, 267064, 328810, 333830, 348460, 460334, 624739, 657620, 667660, 696920, 920668, 1150835, 1249478, 1315240, 1335320, 1841336, 2301670, 2498956, 3123695, 4373173, 4603340, 4997912, 6247390, 8746346, 9206680, 12494780, 17492692, 21865865, 24989560, 34985384, 43731730, 87463460, 174926920]

約数ペア:

[(1, 174926920), (2, 87463460), (4, 43731730), (5, 34985384), (7, 24989560), (8, 21865865), (10, 17492692), (14, 12494780), (19, 9206680), (20, 8746346), (28, 6247390), (35, 4997912), (38, 4603340), (40, 4373173), (56, 3123695), (70, 2498956), (76, 2301670), (95, 1841336), (131, 1335320), (133, 1315240), (140, 1249478), (152, 1150835), (190, 920668), (251, 696920), (262, 667660), (266, 657620), (280, 624739), (380, 460334), (502, 348460), (524, 333830), (532, 328810), (655, 267064), (665, 263048), (760, 230167), (917, 190760), (1004, 174230), (1048, 166915), (1064, 164405), (1255, 139384), (1310, 133532), (1330, 131524), (1757, 99560), (1834, 95380), (2008, 87115), (2489, 70280), (2510, 69692), (2620, 66766), (2660, 65762), (3514, 49780), (3668, 47690), (4585, 38152), (4769, 36680), (4978, 35140), (5020, 34846), (5240, 33383), (5320, 32881), (7028, 24890), (7336, 23845), (8785, 19912), (9170, 19076), (9538, 18340), (9956, 17570), (10040, 17423), (12445, 14056)]