259993920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:305

約数の個数: 224

約数和(自身を含む): 888796800

約数和(自身を除く): 628802880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 89, 96, 102, 120, 136, 160, 170, 178, 179, 192, 204, 240, 255, 267, 272, 320, 340, 356, 358, 408, 445, 480, 510, 534, 537, 544, 680, 712, 716, 816, 890, 895, 960, 1020, 1068, 1074, 1088, 1335, 1360, 1424, 1432, 1513, 1632, 1780, 1790, 2040, 2136, 2148, 2670, 2685, 2720, 2848, 2864, 3026, 3043, 3264, 3560, 3580, 4080, 4272, 4296, 4539, 5340, 5370, 5440, 5696, 5728, 6052, 6086, 7120, 7160, 7565, 8160, 8544, 8592, 9078, 9129, 10680, 10740, 11456, 12104, 12172, 14240, 14320, 15130, 15215, 15931, 16320, 17088, 17184, 18156, 18258, 21360, 21480, 22695, 24208, 24344, 28480, 28640, 30260, 30430, 31862, 34368, 36312, 36516, 42720, 42960, 45390, 45645, 47793, 48416, 48688, 57280, 60520, 60860, 63724, 72624, 73032, 79655, 85440, 85920, 90780, 91290, 95586, 96832, 97376, 121040, 121720, 127448, 145248, 146064, 159310, 171840, 181560, 182580, 191172, 194752, 238965, 242080, 243440, 254896, 270827, 290496, 292128, 318620, 363120, 365160, 382344, 477930, 484160, 486880, 509792, 541654, 584256, 637240, 726240, 730320, 764688, 812481, 955860, 973760, 1019584, 1083308, 1274480, 1354135, 1452480, 1460640, 1529376, 1624962, 1911720, 2166616, 2548960, 2708270, 2921280, 3058752, 3249924, 3823440, 4062405, 4333232, 5097920, 5416540, 6499848, 7646880, 8124810, 8666464, 10833080, 12999696, 15293760, 16249620, 17332928, 21666160, 25999392, 32499240, 43332320, 51998784, 64998480, 86664640, 129996960, 259993920]

約数ペア:

[(1, 259993920), (2, 129996960), (3, 86664640), (4, 64998480), (5, 51998784), (6, 43332320), (8, 32499240), (10, 25999392), (12, 21666160), (15, 17332928), (16, 16249620), (17, 15293760), (20, 12999696), (24, 10833080), (30, 8666464), (32, 8124810), (34, 7646880), (40, 6499848), (48, 5416540), (51, 5097920), (60, 4333232), (64, 4062405), (68, 3823440), (80, 3249924), (85, 3058752), (89, 2921280), (96, 2708270), (102, 2548960), (120, 2166616), (136, 1911720), (160, 1624962), (170, 1529376), (178, 1460640), (179, 1452480), (192, 1354135), (204, 1274480), (240, 1083308), (255, 1019584), (267, 973760), (272, 955860), (320, 812481), (340, 764688), (356, 730320), (358, 726240), (408, 637240), (445, 584256), (480, 541654), (510, 509792), (534, 486880), (537, 484160), (544, 477930), (680, 382344), (712, 365160), (716, 363120), (816, 318620), (890, 292128), (895, 290496), (960, 270827), (1020, 254896), (1068, 243440), (1074, 242080), (1088, 238965), (1335, 194752), (1360, 191172), (1424, 182580), (1432, 181560), (1513, 171840), (1632, 159310), (1780, 146064), (1790, 145248), (2040, 127448), (2136, 121720), (2148, 121040), (2670, 97376), (2685, 96832), (2720, 95586), (2848, 91290), (2864, 90780), (3026, 85920), (3043, 85440), (3264, 79655), (3560, 73032), (3580, 72624), (4080, 63724), (4272, 60860), (4296, 60520), (4539, 57280), (5340, 48688), (5370, 48416), (5440, 47793), (5696, 45645), (5728, 45390), (6052, 42960), (6086, 42720), (7120, 36516), (7160, 36312), (7565, 34368), (8160, 31862), (8544, 30430), (8592, 30260), (9078, 28640), (9129, 28480), (10680, 24344), (10740, 24208), (11456, 22695), (12104, 21480), (12172, 21360), (14240, 18258), (14320, 18156), (15130, 17184), (15215, 17088), (15931, 16320)]