209741580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68543}}^1$

素因数の和:68575

約数の個数: 72

約数和(自身を含む): 673650432

約数和(自身を除く): 463908852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 68543, 137086, 205629, 274172, 342715, 411258, 616887, 685430, 822516, 1028145, 1165231, 1233774, 1370860, 2056290, 2330462, 2467548, 3084435, 3495693, 4112580, 4660924, 5826155, 6168870, 6991386, 10487079, 11652310, 12337740, 13982772, 17478465, 20974158, 23304620, 34956930, 41948316, 52435395, 69913860, 104870790, 209741580]

約数ペア:

[(1, 209741580), (2, 104870790), (3, 69913860), (4, 52435395), (5, 41948316), (6, 34956930), (9, 23304620), (10, 20974158), (12, 17478465), (15, 13982772), (17, 12337740), (18, 11652310), (20, 10487079), (30, 6991386), (34, 6168870), (36, 5826155), (45, 4660924), (51, 4112580), (60, 3495693), (68, 3084435), (85, 2467548), (90, 2330462), (102, 2056290), (153, 1370860), (170, 1233774), (180, 1165231), (204, 1028145), (255, 822516), (306, 685430), (340, 616887), (510, 411258), (612, 342715), (765, 274172), (1020, 205629), (1530, 137086), (3060, 68543)]