1215893380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1429

約数の個数: 96

約数和(自身を含む): 2926264320

約数和(自身を除く): 1710370940

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 239, 260, 340, 442, 478, 884, 956, 1105, 1151, 1195, 2210, 2302, 2390, 3107, 4063, 4420, 4604, 4780, 5755, 6214, 8126, 11510, 12428, 14963, 15535, 16252, 19567, 20315, 23020, 29926, 31070, 39134, 40630, 52819, 59852, 62140, 74815, 78268, 81260, 97835, 105638, 149630, 195670, 211276, 254371, 264095, 275089, 299260, 391340, 508742, 528190, 550178, 1017484, 1056380, 1100356, 1271855, 1375445, 2543710, 2750890, 3576157, 4676513, 5087420, 5501780, 7152314, 9353026, 14304628, 17880785, 18706052, 23382565, 35761570, 46765130, 60794669, 71523140, 93530260, 121589338, 243178676, 303973345, 607946690, 1215893380]

約数ペア:

[(1, 1215893380), (2, 607946690), (4, 303973345), (5, 243178676), (10, 121589338), (13, 93530260), (17, 71523140), (20, 60794669), (26, 46765130), (34, 35761570), (52, 23382565), (65, 18706052), (68, 17880785), (85, 14304628), (130, 9353026), (170, 7152314), (221, 5501780), (239, 5087420), (260, 4676513), (340, 3576157), (442, 2750890), (478, 2543710), (884, 1375445), (956, 1271855), (1105, 1100356), (1151, 1056380), (1195, 1017484), (2210, 550178), (2302, 528190), (2390, 508742), (3107, 391340), (4063, 299260), (4420, 275089), (4604, 264095), (4780, 254371), (5755, 211276), (6214, 195670), (8126, 149630), (11510, 105638), (12428, 97835), (14963, 81260), (15535, 78268), (16252, 74815), (19567, 62140), (20315, 59852), (23020, 52819), (29926, 40630), (31070, 39134)]