154169820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3947}}^1$

素因数の和:4000

約数の個数: 144

約数和(自身を含む): 551835648

約数和(自身を除く): 397665828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 3947, 4340, 5580, 6510, 7812, 7894, 9765, 11841, 13020, 15788, 19530, 19735, 23682, 27629, 35523, 39060, 39470, 47364, 55258, 59205, 71046, 78940, 82887, 110516, 118410, 122357, 138145, 142092, 165774, 177615, 236820, 244714, 248661, 276290, 331548, 355230, 367071, 414435, 489428, 497322, 552580, 611785, 710460, 734142, 828870, 856499, 994644, 1101213, 1223570, 1243305, 1468284, 1657740, 1712998, 1835355, 2202426, 2447140, 2486610, 2569497, 3425996, 3670710, 4282495, 4404852, 4973220, 5138994, 5506065, 7341420, 7708491, 8564990, 10277988, 11012130, 12847485, 15416982, 17129980, 22024260, 25694970, 30833964, 38542455, 51389940, 77084910, 154169820]

約数ペア:

[(1, 154169820), (2, 77084910), (3, 51389940), (4, 38542455), (5, 30833964), (6, 25694970), (7, 22024260), (9, 17129980), (10, 15416982), (12, 12847485), (14, 11012130), (15, 10277988), (18, 8564990), (20, 7708491), (21, 7341420), (28, 5506065), (30, 5138994), (31, 4973220), (35, 4404852), (36, 4282495), (42, 3670710), (45, 3425996), (60, 2569497), (62, 2486610), (63, 2447140), (70, 2202426), (84, 1835355), (90, 1712998), (93, 1657740), (105, 1468284), (124, 1243305), (126, 1223570), (140, 1101213), (155, 994644), (180, 856499), (186, 828870), (210, 734142), (217, 710460), (252, 611785), (279, 552580), (310, 497322), (315, 489428), (372, 414435), (420, 367071), (434, 355230), (465, 331548), (558, 276290), (620, 248661), (630, 244714), (651, 236820), (868, 177615), (930, 165774), (1085, 142092), (1116, 138145), (1260, 122357), (1302, 118410), (1395, 110516), (1860, 82887), (1953, 78940), (2170, 71046), (2604, 59205), (2790, 55258), (3255, 47364), (3906, 39470), (3947, 39060), (4340, 35523), (5580, 27629), (6510, 23682), (7812, 19735), (7894, 19530), (9765, 15788), (11841, 13020)]