221666820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^2\times {\mathrm{823}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 630834624

約数和(自身を除く): 409167804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 823, 1005, 1340, 1646, 2010, 2469, 3292, 4020, 4115, 4489, 4938, 8230, 8978, 9876, 12345, 13467, 16460, 17956, 22445, 24690, 26934, 44890, 49380, 53868, 55141, 67335, 89780, 110282, 134670, 165423, 220564, 269340, 275705, 330846, 551410, 661692, 827115, 1102820, 1654230, 3308460, 3694447, 7388894, 11083341, 14777788, 18472235, 22166682, 36944470, 44333364, 55416705, 73888940, 110833410, 221666820]

約数ペア:

[(1, 221666820), (2, 110833410), (3, 73888940), (4, 55416705), (5, 44333364), (6, 36944470), (10, 22166682), (12, 18472235), (15, 14777788), (20, 11083341), (30, 7388894), (60, 3694447), (67, 3308460), (134, 1654230), (201, 1102820), (268, 827115), (335, 661692), (402, 551410), (670, 330846), (804, 275705), (823, 269340), (1005, 220564), (1340, 165423), (1646, 134670), (2010, 110282), (2469, 89780), (3292, 67335), (4020, 55141), (4115, 53868), (4489, 49380), (4938, 44890), (8230, 26934), (8978, 24690), (9876, 22445), (12345, 17956), (13467, 16460)]