172578120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 256

約数和(自身を含む): 620524800

約数和(自身を除く): 447946680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 89, 104, 110, 113, 120, 130, 132, 143, 156, 165, 178, 195, 220, 226, 260, 264, 267, 286, 312, 330, 339, 356, 390, 429, 440, 445, 452, 520, 534, 565, 572, 660, 678, 712, 715, 780, 858, 890, 904, 979, 1068, 1130, 1144, 1157, 1243, 1320, 1335, 1356, 1430, 1469, 1560, 1695, 1716, 1780, 1958, 2136, 2145, 2260, 2314, 2486, 2670, 2712, 2860, 2937, 2938, 3390, 3432, 3471, 3560, 3729, 3916, 4290, 4407, 4520, 4628, 4895, 4972, 5340, 5720, 5785, 5874, 5876, 6215, 6780, 6942, 7345, 7458, 7832, 8580, 8814, 9256, 9790, 9944, 10057, 10680, 11570, 11748, 11752, 12430, 12727, 13560, 13884, 14685, 14690, 14916, 16159, 17160, 17355, 17628, 18645, 19580, 20114, 22035, 23140, 23496, 24860, 25454, 27768, 29370, 29380, 29832, 30171, 32318, 34710, 35256, 37290, 38181, 39160, 40228, 44070, 46280, 48477, 49720, 50285, 50908, 58740, 58760, 60342, 63635, 64636, 69420, 74580, 76362, 80456, 80795, 88140, 96954, 100570, 101816, 110627, 117480, 120684, 127270, 129272, 130741, 138840, 149160, 150855, 152724, 161590, 176280, 190905, 193908, 201140, 221254, 241368, 242385, 254540, 261482, 301710, 305448, 323180, 331881, 381810, 387816, 392223, 402280, 442508, 484770, 509080, 522964, 553135, 603420, 646360, 653705, 663762, 763620, 784446, 885016, 969540, 1045928, 1106270, 1206840, 1307410, 1327524, 1438151, 1527240, 1568892, 1659405, 1939080, 1961115, 2212540, 2614820, 2655048, 2876302, 3137784, 3318810, 3922230, 4314453, 4425080, 5229640, 5752604, 6637620, 7190755, 7844460, 8628906, 11505208, 13275240, 14381510, 15688920, 17257812, 21572265, 28763020, 34515624, 43144530, 57526040, 86289060, 172578120]

約数ペア:

[(1, 172578120), (2, 86289060), (3, 57526040), (4, 43144530), (5, 34515624), (6, 28763020), (8, 21572265), (10, 17257812), (11, 15688920), (12, 14381510), (13, 13275240), (15, 11505208), (20, 8628906), (22, 7844460), (24, 7190755), (26, 6637620), (30, 5752604), (33, 5229640), (39, 4425080), (40, 4314453), (44, 3922230), (52, 3318810), (55, 3137784), (60, 2876302), (65, 2655048), (66, 2614820), (78, 2212540), (88, 1961115), (89, 1939080), (104, 1659405), (110, 1568892), (113, 1527240), (120, 1438151), (130, 1327524), (132, 1307410), (143, 1206840), (156, 1106270), (165, 1045928), (178, 969540), (195, 885016), (220, 784446), (226, 763620), (260, 663762), (264, 653705), (267, 646360), (286, 603420), (312, 553135), (330, 522964), (339, 509080), (356, 484770), (390, 442508), (429, 402280), (440, 392223), (445, 387816), (452, 381810), (520, 331881), (534, 323180), (565, 305448), (572, 301710), (660, 261482), (678, 254540), (712, 242385), (715, 241368), (780, 221254), (858, 201140), (890, 193908), (904, 190905), (979, 176280), (1068, 161590), (1130, 152724), (1144, 150855), (1157, 149160), (1243, 138840), (1320, 130741), (1335, 129272), (1356, 127270), (1430, 120684), (1469, 117480), (1560, 110627), (1695, 101816), (1716, 100570), (1780, 96954), (1958, 88140), (2136, 80795), (2145, 80456), (2260, 76362), (2314, 74580), (2486, 69420), (2670, 64636), (2712, 63635), (2860, 60342), (2937, 58760), (2938, 58740), (3390, 50908), (3432, 50285), (3471, 49720), (3560, 48477), (3729, 46280), (3916, 44070), (4290, 40228), (4407, 39160), (4520, 38181), (4628, 37290), (4895, 35256), (4972, 34710), (5340, 32318), (5720, 30171), (5785, 29832), (5874, 29380), (5876, 29370), (6215, 27768), (6780, 25454), (6942, 24860), (7345, 23496), (7458, 23140), (7832, 22035), (8580, 20114), (8814, 19580), (9256, 18645), (9790, 17628), (9944, 17355), (10057, 17160), (10680, 16159), (11570, 14916), (11748, 14690), (11752, 14685), (12430, 13884), (12727, 13560)]