258858990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 240

約数和(自身を含む): 790770816

約数和(自身を除く): 531911826

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 61, 62, 65, 78, 81, 90, 93, 117, 122, 130, 135, 155, 162, 169, 183, 186, 195, 234, 270, 279, 305, 310, 338, 351, 366, 390, 403, 405, 465, 507, 549, 558, 585, 610, 702, 793, 806, 810, 837, 845, 915, 930, 1014, 1053, 1098, 1170, 1209, 1395, 1521, 1586, 1647, 1674, 1690, 1755, 1830, 1891, 2015, 2106, 2379, 2418, 2511, 2535, 2745, 2790, 3042, 3294, 3510, 3627, 3782, 3965, 4030, 4185, 4563, 4758, 4941, 5022, 5070, 5239, 5265, 5490, 5673, 6045, 7137, 7254, 7605, 7930, 8235, 8370, 9126, 9455, 9882, 10309, 10478, 10530, 10881, 11346, 11895, 12090, 12555, 13689, 14274, 15210, 15717, 16470, 17019, 18135, 18910, 20618, 21411, 21762, 22815, 23790, 24583, 24705, 25110, 26195, 27378, 28365, 30927, 31434, 32643, 34038, 35685, 36270, 42822, 45630, 47151, 49166, 49410, 51057, 51545, 52390, 54405, 56730, 61854, 64233, 65286, 68445, 71370, 73749, 78585, 85095, 92781, 94302, 102114, 103090, 107055, 108810, 122915, 128466, 136890, 141453, 147498, 153171, 154635, 157170, 163215, 170190, 185562, 214110, 221247, 235755, 245830, 255285, 278343, 282906, 306342, 309270, 319579, 321165, 326430, 368745, 424359, 442494, 463905, 471510, 510570, 556686, 639158, 642330, 663741, 707265, 737490, 765855, 835029, 848718, 927810, 958737, 1106235, 1327482, 1391715, 1414530, 1531710, 1597895, 1670058, 1917474, 1991223, 2121795, 2212470, 2783430, 2876211, 3195790, 3318705, 3982446, 4175145, 4243590, 4793685, 5752422, 6637410, 8350290, 8628633, 9587370, 9956115, 14381055, 17257266, 19912230, 25885899, 28762110, 43143165, 51771798, 86286330, 129429495, 258858990]

約数ペア:

[(1, 258858990), (2, 129429495), (3, 86286330), (5, 51771798), (6, 43143165), (9, 28762110), (10, 25885899), (13, 19912230), (15, 17257266), (18, 14381055), (26, 9956115), (27, 9587370), (30, 8628633), (31, 8350290), (39, 6637410), (45, 5752422), (54, 4793685), (61, 4243590), (62, 4175145), (65, 3982446), (78, 3318705), (81, 3195790), (90, 2876211), (93, 2783430), (117, 2212470), (122, 2121795), (130, 1991223), (135, 1917474), (155, 1670058), (162, 1597895), (169, 1531710), (183, 1414530), (186, 1391715), (195, 1327482), (234, 1106235), (270, 958737), (279, 927810), (305, 848718), (310, 835029), (338, 765855), (351, 737490), (366, 707265), (390, 663741), (403, 642330), (405, 639158), (465, 556686), (507, 510570), (549, 471510), (558, 463905), (585, 442494), (610, 424359), (702, 368745), (793, 326430), (806, 321165), (810, 319579), (837, 309270), (845, 306342), (915, 282906), (930, 278343), (1014, 255285), (1053, 245830), (1098, 235755), (1170, 221247), (1209, 214110), (1395, 185562), (1521, 170190), (1586, 163215), (1647, 157170), (1674, 154635), (1690, 153171), (1755, 147498), (1830, 141453), (1891, 136890), (2015, 128466), (2106, 122915), (2379, 108810), (2418, 107055), (2511, 103090), (2535, 102114), (2745, 94302), (2790, 92781), (3042, 85095), (3294, 78585), (3510, 73749), (3627, 71370), (3782, 68445), (3965, 65286), (4030, 64233), (4185, 61854), (4563, 56730), (4758, 54405), (4941, 52390), (5022, 51545), (5070, 51057), (5239, 49410), (5265, 49166), (5490, 47151), (5673, 45630), (6045, 42822), (7137, 36270), (7254, 35685), (7605, 34038), (7930, 32643), (8235, 31434), (8370, 30927), (9126, 28365), (9455, 27378), (9882, 26195), (10309, 25110), (10478, 24705), (10530, 24583), (10881, 23790), (11346, 22815), (11895, 21762), (12090, 21411), (12555, 20618), (13689, 18910), (14274, 18135), (15210, 17019), (15717, 16470)]