128602260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1278

約数の個数: 144

約数和(自身を含む): 424220160

約数和(自身を除く): 295617900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1213, 1395, 1710, 1767, 1860, 2356, 2426, 2790, 2945, 3420, 3534, 3639, 4852, 5301, 5580, 5890, 6065, 7068, 7278, 8835, 10602, 10917, 11780, 12130, 14556, 17670, 18195, 21204, 21834, 23047, 24260, 26505, 35340, 36390, 37603, 43668, 46094, 53010, 54585, 69141, 72780, 75206, 92188, 106020, 109170, 112809, 115235, 138282, 150412, 188015, 207423, 218340, 225618, 230470, 276564, 338427, 345705, 376030, 414846, 451236, 460940, 564045, 676854, 691410, 714457, 752060, 829692, 1037115, 1128090, 1353708, 1382820, 1428914, 1692135, 2074230, 2143371, 2256180, 2857828, 3384270, 3572285, 4148460, 4286742, 6430113, 6768540, 7144570, 8573484, 10716855, 12860226, 14289140, 21433710, 25720452, 32150565, 42867420, 64301130, 128602260]

約数ペア:

[(1, 128602260), (2, 64301130), (3, 42867420), (4, 32150565), (5, 25720452), (6, 21433710), (9, 14289140), (10, 12860226), (12, 10716855), (15, 8573484), (18, 7144570), (19, 6768540), (20, 6430113), (30, 4286742), (31, 4148460), (36, 3572285), (38, 3384270), (45, 2857828), (57, 2256180), (60, 2143371), (62, 2074230), (76, 1692135), (90, 1428914), (93, 1382820), (95, 1353708), (114, 1128090), (124, 1037115), (155, 829692), (171, 752060), (180, 714457), (186, 691410), (190, 676854), (228, 564045), (279, 460940), (285, 451236), (310, 414846), (342, 376030), (372, 345705), (380, 338427), (465, 276564), (558, 230470), (570, 225618), (589, 218340), (620, 207423), (684, 188015), (855, 150412), (930, 138282), (1116, 115235), (1140, 112809), (1178, 109170), (1213, 106020), (1395, 92188), (1710, 75206), (1767, 72780), (1860, 69141), (2356, 54585), (2426, 53010), (2790, 46094), (2945, 43668), (3420, 37603), (3534, 36390), (3639, 35340), (4852, 26505), (5301, 24260), (5580, 23047), (5890, 21834), (6065, 21204), (7068, 18195), (7278, 17670), (8835, 14556), (10602, 12130), (10917, 11780)]