249571140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1063}}^1$

素因数の和:1138

約数の個数: 192

約数和(自身を含む): 880889856

約数和(自身を除く): 631318716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 172, 182, 195, 210, 215, 258, 260, 273, 301, 364, 390, 420, 430, 455, 516, 546, 559, 602, 645, 780, 860, 903, 910, 1063, 1092, 1118, 1204, 1290, 1365, 1505, 1677, 1806, 1820, 2126, 2236, 2580, 2730, 2795, 3010, 3189, 3354, 3612, 3913, 4252, 4515, 5315, 5460, 5590, 6020, 6378, 6708, 7441, 7826, 8385, 9030, 10630, 11180, 11739, 12756, 13819, 14882, 15652, 15945, 16770, 18060, 19565, 21260, 22323, 23478, 27638, 29764, 31890, 33540, 37205, 39130, 41457, 44646, 45709, 46956, 55276, 58695, 63780, 69095, 74410, 78260, 82914, 89292, 91418, 96733, 111615, 117390, 137127, 138190, 148820, 165828, 182836, 193466, 207285, 223230, 228545, 234780, 274254, 276380, 290199, 319963, 386932, 414570, 446460, 457090, 483665, 548508, 580398, 594217, 639926, 685635, 829140, 914180, 959889, 967330, 1160796, 1188434, 1279852, 1371270, 1450995, 1599815, 1782651, 1919778, 1934660, 2376868, 2742540, 2901990, 2971085, 3199630, 3565302, 3839556, 4159519, 4799445, 5803980, 5942170, 6399260, 7130604, 8319038, 8913255, 9598890, 11884340, 12478557, 16638076, 17826510, 19197780, 20797595, 24957114, 35653020, 41595190, 49914228, 62392785, 83190380, 124785570, 249571140]

約数ペア:

[(1, 249571140), (2, 124785570), (3, 83190380), (4, 62392785), (5, 49914228), (6, 41595190), (7, 35653020), (10, 24957114), (12, 20797595), (13, 19197780), (14, 17826510), (15, 16638076), (20, 12478557), (21, 11884340), (26, 9598890), (28, 8913255), (30, 8319038), (35, 7130604), (39, 6399260), (42, 5942170), (43, 5803980), (52, 4799445), (60, 4159519), (65, 3839556), (70, 3565302), (78, 3199630), (84, 2971085), (86, 2901990), (91, 2742540), (105, 2376868), (129, 1934660), (130, 1919778), (140, 1782651), (156, 1599815), (172, 1450995), (182, 1371270), (195, 1279852), (210, 1188434), (215, 1160796), (258, 967330), (260, 959889), (273, 914180), (301, 829140), (364, 685635), (390, 639926), (420, 594217), (430, 580398), (455, 548508), (516, 483665), (546, 457090), (559, 446460), (602, 414570), (645, 386932), (780, 319963), (860, 290199), (903, 276380), (910, 274254), (1063, 234780), (1092, 228545), (1118, 223230), (1204, 207285), (1290, 193466), (1365, 182836), (1505, 165828), (1677, 148820), (1806, 138190), (1820, 137127), (2126, 117390), (2236, 111615), (2580, 96733), (2730, 91418), (2795, 89292), (3010, 82914), (3189, 78260), (3354, 74410), (3612, 69095), (3913, 63780), (4252, 58695), (4515, 55276), (5315, 46956), (5460, 45709), (5590, 44646), (6020, 41457), (6378, 39130), (6708, 37205), (7441, 33540), (7826, 31890), (8385, 29764), (9030, 27638), (10630, 23478), (11180, 22323), (11739, 21260), (12756, 19565), (13819, 18060), (14882, 16770), (15652, 15945)]