278638230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1286

約数の個数: 128

約数和(自身を含む): 783175680

約数和(自身を除く): 504537450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 31, 38, 39, 57, 62, 65, 78, 93, 95, 114, 130, 155, 186, 190, 195, 247, 285, 310, 390, 403, 465, 494, 570, 589, 741, 806, 930, 1178, 1209, 1213, 1235, 1482, 1767, 2015, 2418, 2426, 2470, 2945, 3534, 3639, 3705, 4030, 5890, 6045, 6065, 7278, 7410, 7657, 8835, 12090, 12130, 15314, 15769, 17670, 18195, 22971, 23047, 31538, 36390, 37603, 38285, 45942, 46094, 47307, 69141, 75206, 76570, 78845, 94614, 112809, 114855, 115235, 138282, 157690, 188015, 225618, 229710, 230470, 236535, 299611, 345705, 376030, 473070, 488839, 564045, 599222, 691410, 714457, 898833, 977678, 1128090, 1428914, 1466517, 1498055, 1797666, 2143371, 2444195, 2933034, 2996110, 3572285, 4286742, 4494165, 4888390, 7144570, 7332585, 8988330, 9287941, 10716855, 14665170, 18575882, 21433710, 27863823, 46439705, 55727646, 92879410, 139319115, 278638230]

約数ペア:

[(1, 278638230), (2, 139319115), (3, 92879410), (5, 55727646), (6, 46439705), (10, 27863823), (13, 21433710), (15, 18575882), (19, 14665170), (26, 10716855), (30, 9287941), (31, 8988330), (38, 7332585), (39, 7144570), (57, 4888390), (62, 4494165), (65, 4286742), (78, 3572285), (93, 2996110), (95, 2933034), (114, 2444195), (130, 2143371), (155, 1797666), (186, 1498055), (190, 1466517), (195, 1428914), (247, 1128090), (285, 977678), (310, 898833), (390, 714457), (403, 691410), (465, 599222), (494, 564045), (570, 488839), (589, 473070), (741, 376030), (806, 345705), (930, 299611), (1178, 236535), (1209, 230470), (1213, 229710), (1235, 225618), (1482, 188015), (1767, 157690), (2015, 138282), (2418, 115235), (2426, 114855), (2470, 112809), (2945, 94614), (3534, 78845), (3639, 76570), (3705, 75206), (4030, 69141), (5890, 47307), (6045, 46094), (6065, 45942), (7278, 38285), (7410, 37603), (7657, 36390), (8835, 31538), (12090, 23047), (12130, 22971), (15314, 18195), (15769, 17670)]