251634480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:571

約数の個数: 160

約数和(自身を含む): 829113600

約数和(自身を除く): 577479120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 139, 152, 190, 228, 240, 278, 285, 304, 380, 397, 417, 456, 556, 570, 695, 760, 794, 834, 912, 1112, 1140, 1191, 1390, 1520, 1588, 1668, 1985, 2085, 2224, 2280, 2382, 2641, 2780, 3176, 3336, 3970, 4170, 4560, 4764, 5282, 5560, 5955, 6352, 6672, 7543, 7923, 7940, 8340, 9528, 10564, 11120, 11910, 13205, 15086, 15846, 15880, 16680, 19056, 21128, 22629, 23820, 26410, 30172, 31692, 31760, 33360, 37715, 39615, 42256, 45258, 47640, 52820, 55183, 60344, 63384, 75430, 79230, 90516, 95280, 105640, 110366, 113145, 120688, 126768, 150860, 158460, 165549, 181032, 211280, 220732, 226290, 275915, 301720, 316920, 331098, 362064, 441464, 452580, 551830, 603440, 633840, 662196, 827745, 882928, 905160, 1048477, 1103660, 1324392, 1655490, 1810320, 2096954, 2207320, 2648784, 3145431, 3310980, 4193908, 4414640, 5242385, 6290862, 6621960, 8387816, 10484770, 12581724, 13243920, 15727155, 16775632, 20969540, 25163448, 31454310, 41939080, 50326896, 62908620, 83878160, 125817240, 251634480]

約数ペア:

[(1, 251634480), (2, 125817240), (3, 83878160), (4, 62908620), (5, 50326896), (6, 41939080), (8, 31454310), (10, 25163448), (12, 20969540), (15, 16775632), (16, 15727155), (19, 13243920), (20, 12581724), (24, 10484770), (30, 8387816), (38, 6621960), (40, 6290862), (48, 5242385), (57, 4414640), (60, 4193908), (76, 3310980), (80, 3145431), (95, 2648784), (114, 2207320), (120, 2096954), (139, 1810320), (152, 1655490), (190, 1324392), (228, 1103660), (240, 1048477), (278, 905160), (285, 882928), (304, 827745), (380, 662196), (397, 633840), (417, 603440), (456, 551830), (556, 452580), (570, 441464), (695, 362064), (760, 331098), (794, 316920), (834, 301720), (912, 275915), (1112, 226290), (1140, 220732), (1191, 211280), (1390, 181032), (1520, 165549), (1588, 158460), (1668, 150860), (1985, 126768), (2085, 120688), (2224, 113145), (2280, 110366), (2382, 105640), (2641, 95280), (2780, 90516), (3176, 79230), (3336, 75430), (3970, 63384), (4170, 60344), (4560, 55183), (4764, 52820), (5282, 47640), (5560, 45258), (5955, 42256), (6352, 39615), (6672, 37715), (7543, 33360), (7923, 31760), (7940, 31692), (8340, 30172), (9528, 26410), (10564, 23820), (11120, 22629), (11910, 21128), (13205, 19056), (15086, 16680), (15846, 15880)]