408408210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{769}}^1$

素因数の和:1073

約数の個数: 128

約数和(自身を含む): 1250726400

約数和(自身を除く): 842318190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 281, 315, 378, 562, 630, 769, 843, 945, 1405, 1538, 1686, 1890, 1967, 2307, 2529, 2810, 3845, 3934, 4215, 4614, 5058, 5383, 5901, 6921, 7587, 7690, 8430, 9835, 10766, 11535, 11802, 12645, 13842, 15174, 16149, 17703, 19670, 20763, 23070, 25290, 26915, 29505, 32298, 34605, 35406, 37935, 41526, 48447, 53109, 53830, 59010, 69210, 75870, 80745, 88515, 96894, 103815, 106218, 145341, 161490, 177030, 207630, 216089, 242235, 265545, 290682, 432178, 484470, 531090, 648267, 726705, 1080445, 1296534, 1453410, 1512623, 1944801, 2160890, 3025246, 3241335, 3889602, 4537869, 5834403, 6482670, 7563115, 9075738, 9724005, 11668806, 13613607, 15126230, 19448010, 22689345, 27227214, 29172015, 40840821, 45378690, 58344030, 68068035, 81681642, 136136070, 204204105, 408408210]

約数ペア:

[(1, 408408210), (2, 204204105), (3, 136136070), (5, 81681642), (6, 68068035), (7, 58344030), (9, 45378690), (10, 40840821), (14, 29172015), (15, 27227214), (18, 22689345), (21, 19448010), (27, 15126230), (30, 13613607), (35, 11668806), (42, 9724005), (45, 9075738), (54, 7563115), (63, 6482670), (70, 5834403), (90, 4537869), (105, 3889602), (126, 3241335), (135, 3025246), (189, 2160890), (210, 1944801), (270, 1512623), (281, 1453410), (315, 1296534), (378, 1080445), (562, 726705), (630, 648267), (769, 531090), (843, 484470), (945, 432178), (1405, 290682), (1538, 265545), (1686, 242235), (1890, 216089), (1967, 207630), (2307, 177030), (2529, 161490), (2810, 145341), (3845, 106218), (3934, 103815), (4215, 96894), (4614, 88515), (5058, 80745), (5383, 75870), (5901, 69210), (6921, 59010), (7587, 53830), (7690, 53109), (8430, 48447), (9835, 41526), (10766, 37935), (11535, 35406), (11802, 34605), (12645, 32298), (13842, 29505), (15174, 26915), (16149, 25290), (17703, 23070), (19670, 20763)]