169517920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 192

約数和(自身を含む): 487710720

約数和(自身を除く): 318192800

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 160, 176, 208, 220, 239, 248, 260, 286, 310, 341, 352, 403, 416, 440, 478, 496, 520, 572, 620, 682, 715, 806, 880, 956, 992, 1040, 1144, 1195, 1240, 1364, 1430, 1612, 1705, 1760, 1912, 2015, 2080, 2288, 2390, 2480, 2629, 2728, 2860, 3107, 3224, 3410, 3824, 4030, 4433, 4576, 4780, 4960, 5258, 5456, 5720, 6214, 6448, 6820, 7409, 7648, 8060, 8866, 9560, 10516, 10912, 11440, 12428, 12896, 13145, 13640, 14818, 15535, 16120, 17732, 19120, 21032, 22165, 22880, 24856, 26290, 27280, 29636, 31070, 32240, 34177, 35464, 37045, 38240, 42064, 44330, 49712, 52580, 54560, 59272, 62140, 64480, 68354, 70928, 74090, 81499, 84128, 88660, 96317, 99424, 105160, 118544, 124280, 136708, 141856, 148180, 162998, 170885, 177320, 192634, 210320, 237088, 248560, 273416, 296360, 325996, 341770, 354640, 385268, 407495, 420640, 481585, 497120, 546832, 592720, 651992, 683540, 709280, 770536, 814990, 963170, 1059487, 1093664, 1185440, 1303984, 1367080, 1541072, 1629980, 1926340, 2118974, 2607968, 2734160, 3082144, 3259960, 3852680, 4237948, 5297435, 5468320, 6519920, 7705360, 8475896, 10594870, 13039840, 15410720, 16951792, 21189740, 33903584, 42379480, 84758960, 169517920]

約数ペア:

[(1, 169517920), (2, 84758960), (4, 42379480), (5, 33903584), (8, 21189740), (10, 16951792), (11, 15410720), (13, 13039840), (16, 10594870), (20, 8475896), (22, 7705360), (26, 6519920), (31, 5468320), (32, 5297435), (40, 4237948), (44, 3852680), (52, 3259960), (55, 3082144), (62, 2734160), (65, 2607968), (80, 2118974), (88, 1926340), (104, 1629980), (110, 1541072), (124, 1367080), (130, 1303984), (143, 1185440), (155, 1093664), (160, 1059487), (176, 963170), (208, 814990), (220, 770536), (239, 709280), (248, 683540), (260, 651992), (286, 592720), (310, 546832), (341, 497120), (352, 481585), (403, 420640), (416, 407495), (440, 385268), (478, 354640), (496, 341770), (520, 325996), (572, 296360), (620, 273416), (682, 248560), (715, 237088), (806, 210320), (880, 192634), (956, 177320), (992, 170885), (1040, 162998), (1144, 148180), (1195, 141856), (1240, 136708), (1364, 124280), (1430, 118544), (1612, 105160), (1705, 99424), (1760, 96317), (1912, 88660), (2015, 84128), (2080, 81499), (2288, 74090), (2390, 70928), (2480, 68354), (2629, 64480), (2728, 62140), (2860, 59272), (3107, 54560), (3224, 52580), (3410, 49712), (3824, 44330), (4030, 42064), (4433, 38240), (4576, 37045), (4780, 35464), (4960, 34177), (5258, 32240), (5456, 31070), (5720, 29636), (6214, 27280), (6448, 26290), (6820, 24856), (7409, 22880), (7648, 22165), (8060, 21032), (8866, 19120), (9560, 17732), (10516, 16120), (10912, 15535), (11440, 14818), (12428, 13640), (12896, 13145)]