181004040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 288

約数和(自身を含む): 708514560

約数和(自身を除く): 527510520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 49, 56, 60, 62, 63, 70, 72, 84, 90, 93, 98, 105, 120, 124, 126, 140, 147, 155, 168, 180, 186, 196, 210, 217, 245, 248, 252, 279, 280, 294, 310, 315, 331, 360, 372, 392, 420, 434, 441, 465, 490, 504, 558, 588, 620, 630, 651, 662, 735, 744, 840, 868, 882, 930, 980, 993, 1085, 1116, 1176, 1240, 1260, 1302, 1324, 1395, 1470, 1519, 1655, 1736, 1764, 1860, 1953, 1960, 1986, 2170, 2205, 2232, 2317, 2520, 2604, 2648, 2790, 2940, 2979, 3038, 3255, 3310, 3528, 3720, 3906, 3972, 4340, 4410, 4557, 4634, 4965, 5208, 5580, 5880, 5958, 6076, 6510, 6620, 6951, 7595, 7812, 7944, 8680, 8820, 9114, 9268, 9765, 9930, 10261, 11160, 11585, 11916, 12152, 13020, 13240, 13671, 13902, 14895, 15190, 15624, 16219, 17640, 18228, 18536, 19530, 19860, 20522, 20853, 22785, 23170, 23832, 26040, 27342, 27804, 29790, 30380, 30783, 32438, 34755, 36456, 39060, 39720, 41044, 41706, 45570, 46340, 48657, 51305, 54684, 55608, 59580, 60760, 61566, 64876, 68355, 69510, 71827, 78120, 81095, 82088, 83412, 91140, 92349, 92680, 97314, 102610, 104265, 109368, 119160, 123132, 129752, 136710, 139020, 143654, 145971, 153915, 162190, 166824, 182280, 184698, 194628, 205220, 208530, 215481, 243285, 246264, 273420, 278040, 287308, 291942, 307830, 324380, 359135, 369396, 389256, 410440, 417060, 430962, 461745, 486570, 502789, 546840, 574616, 583884, 615660, 646443, 648760, 718270, 729855, 738792, 834120, 861924, 923490, 973140, 1005578, 1077405, 1167768, 1231320, 1292886, 1436540, 1459710, 1508367, 1723848, 1846980, 1946280, 2011156, 2154810, 2513945, 2585772, 2873080, 2919420, 3016734, 3232215, 3693960, 4022312, 4309620, 4525101, 5027890, 5171544, 5838840, 6033468, 6464430, 7541835, 8619240, 9050202, 10055780, 12066936, 12928860, 15083670, 18100404, 20111560, 22625505, 25857720, 30167340, 36200808, 45251010, 60334680, 90502020, 181004040]

約数ペア:

[(1, 181004040), (2, 90502020), (3, 60334680), (4, 45251010), (5, 36200808), (6, 30167340), (7, 25857720), (8, 22625505), (9, 20111560), (10, 18100404), (12, 15083670), (14, 12928860), (15, 12066936), (18, 10055780), (20, 9050202), (21, 8619240), (24, 7541835), (28, 6464430), (30, 6033468), (31, 5838840), (35, 5171544), (36, 5027890), (40, 4525101), (42, 4309620), (45, 4022312), (49, 3693960), (56, 3232215), (60, 3016734), (62, 2919420), (63, 2873080), (70, 2585772), (72, 2513945), (84, 2154810), (90, 2011156), (93, 1946280), (98, 1846980), (105, 1723848), (120, 1508367), (124, 1459710), (126, 1436540), (140, 1292886), (147, 1231320), (155, 1167768), (168, 1077405), (180, 1005578), (186, 973140), (196, 923490), (210, 861924), (217, 834120), (245, 738792), (248, 729855), (252, 718270), (279, 648760), (280, 646443), (294, 615660), (310, 583884), (315, 574616), (331, 546840), (360, 502789), (372, 486570), (392, 461745), (420, 430962), (434, 417060), (441, 410440), (465, 389256), (490, 369396), (504, 359135), (558, 324380), (588, 307830), (620, 291942), (630, 287308), (651, 278040), (662, 273420), (735, 246264), (744, 243285), (840, 215481), (868, 208530), (882, 205220), (930, 194628), (980, 184698), (993, 182280), (1085, 166824), (1116, 162190), (1176, 153915), (1240, 145971), (1260, 143654), (1302, 139020), (1324, 136710), (1395, 129752), (1470, 123132), (1519, 119160), (1655, 109368), (1736, 104265), (1764, 102610), (1860, 97314), (1953, 92680), (1960, 92349), (1986, 91140), (2170, 83412), (2205, 82088), (2232, 81095), (2317, 78120), (2520, 71827), (2604, 69510), (2648, 68355), (2790, 64876), (2940, 61566), (2979, 60760), (3038, 59580), (3255, 55608), (3310, 54684), (3528, 51305), (3720, 48657), (3906, 46340), (3972, 45570), (4340, 41706), (4410, 41044), (4557, 39720), (4634, 39060), (4965, 36456), (5208, 34755), (5580, 32438), (5880, 30783), (5958, 30380), (6076, 29790), (6510, 27804), (6620, 27342), (6951, 26040), (7595, 23832), (7812, 23170), (7944, 22785), (8680, 20853), (8820, 20522), (9114, 19860), (9268, 19530), (9765, 18536), (9930, 18228), (10261, 17640), (11160, 16219), (11585, 15624), (11916, 15190), (12152, 14895), (13020, 13902), (13240, 13671)]