207900810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1061

約数の個数: 128

約数和(自身を含む): 607461120

約数和(自身を除く): 399560310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 61, 65, 78, 90, 117, 122, 130, 135, 183, 195, 234, 270, 305, 351, 366, 390, 549, 585, 610, 702, 793, 915, 971, 1098, 1170, 1586, 1647, 1755, 1830, 1942, 2379, 2745, 2913, 3294, 3510, 3965, 4758, 4855, 5490, 5826, 7137, 7930, 8235, 8739, 9710, 11895, 12623, 14274, 14565, 16470, 17478, 21411, 23790, 25246, 26217, 29130, 35685, 37869, 42822, 43695, 52434, 59231, 63115, 71370, 75738, 87390, 107055, 113607, 118462, 126230, 131085, 177693, 189345, 214110, 227214, 262170, 296155, 340821, 355386, 378690, 533079, 568035, 592310, 681642, 770003, 888465, 1066158, 1136070, 1540006, 1599237, 1704105, 1776930, 2310009, 2665395, 3198474, 3408210, 3850015, 4620018, 5330790, 6930027, 7700030, 7996185, 11550045, 13860054, 15992370, 20790081, 23100090, 34650135, 41580162, 69300270, 103950405, 207900810]

約数ペア:

[(1, 207900810), (2, 103950405), (3, 69300270), (5, 41580162), (6, 34650135), (9, 23100090), (10, 20790081), (13, 15992370), (15, 13860054), (18, 11550045), (26, 7996185), (27, 7700030), (30, 6930027), (39, 5330790), (45, 4620018), (54, 3850015), (61, 3408210), (65, 3198474), (78, 2665395), (90, 2310009), (117, 1776930), (122, 1704105), (130, 1599237), (135, 1540006), (183, 1136070), (195, 1066158), (234, 888465), (270, 770003), (305, 681642), (351, 592310), (366, 568035), (390, 533079), (549, 378690), (585, 355386), (610, 340821), (702, 296155), (793, 262170), (915, 227214), (971, 214110), (1098, 189345), (1170, 177693), (1586, 131085), (1647, 126230), (1755, 118462), (1830, 113607), (1942, 107055), (2379, 87390), (2745, 75738), (2913, 71370), (3294, 63115), (3510, 59231), (3965, 52434), (4758, 43695), (4855, 42822), (5490, 37869), (5826, 35685), (7137, 29130), (7930, 26217), (8235, 25246), (8739, 23790), (9710, 21411), (11895, 17478), (12623, 16470), (14274, 14565)]