217199430

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1123}}^1$

素因数の和:1450

約数の個数: 96

約数和(自身を含む): 648071424

約数和(自身を除く): 430871994

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 307, 315, 614, 630, 921, 1123, 1535, 1842, 2149, 2246, 2763, 3070, 3369, 4298, 4605, 5526, 5615, 6447, 6738, 7861, 9210, 10107, 10745, 11230, 12894, 13815, 15722, 16845, 19341, 20214, 21490, 23583, 27630, 32235, 33690, 38682, 39305, 47166, 50535, 64470, 70749, 78610, 96705, 101070, 117915, 141498, 193410, 235830, 344761, 353745, 689522, 707490, 1034283, 1723805, 2068566, 2413327, 3102849, 3447610, 4826654, 5171415, 6205698, 7239981, 10342830, 12066635, 14479962, 15514245, 21719943, 24133270, 31028490, 36199905, 43439886, 72399810, 108599715, 217199430]

約数ペア:

[(1, 217199430), (2, 108599715), (3, 72399810), (5, 43439886), (6, 36199905), (7, 31028490), (9, 24133270), (10, 21719943), (14, 15514245), (15, 14479962), (18, 12066635), (21, 10342830), (30, 7239981), (35, 6205698), (42, 5171415), (45, 4826654), (63, 3447610), (70, 3102849), (90, 2413327), (105, 2068566), (126, 1723805), (210, 1034283), (307, 707490), (315, 689522), (614, 353745), (630, 344761), (921, 235830), (1123, 193410), (1535, 141498), (1842, 117915), (2149, 101070), (2246, 96705), (2763, 78610), (3070, 70749), (3369, 64470), (4298, 50535), (4605, 47166), (5526, 39305), (5615, 38682), (6447, 33690), (6738, 32235), (7861, 27630), (9210, 23583), (10107, 21490), (10745, 20214), (11230, 19341), (12894, 16845), (13815, 15722)]