1988425260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5179}}^1$

素因数の和:5282

約数の個数: 144

約数和(自身を含む): 6335347200

約数和(自身を除く): 4346921940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 243, 270, 316, 324, 395, 405, 474, 486, 540, 711, 790, 810, 948, 972, 1185, 1215, 1422, 1580, 1620, 2133, 2370, 2430, 2844, 3555, 4266, 4740, 4860, 5179, 6399, 7110, 8532, 10358, 10665, 12798, 14220, 15537, 19197, 20716, 21330, 25596, 25895, 31074, 31995, 38394, 42660, 46611, 51790, 62148, 63990, 76788, 77685, 93222, 95985, 103580, 127980, 139833, 155370, 186444, 191970, 233055, 279666, 310740, 383940, 409141, 419499, 466110, 559332, 699165, 818282, 838998, 932220, 1227423, 1258497, 1398330, 1636564, 1677996, 2045705, 2097495, 2454846, 2516994, 2796660, 3682269, 4091410, 4194990, 4909692, 5033988, 6137115, 6292485, 7364538, 8182820, 8389980, 11046807, 12274230, 12584970, 14729076, 18411345, 22093614, 24548460, 25169940, 33140421, 36822690, 44187228, 55234035, 66280842, 73645380, 99421263, 110468070, 132561684, 165702105, 198842526, 220936140, 331404210, 397685052, 497106315, 662808420, 994212630, 1988425260]

約数ペア:

[(1, 1988425260), (2, 994212630), (3, 662808420), (4, 497106315), (5, 397685052), (6, 331404210), (9, 220936140), (10, 198842526), (12, 165702105), (15, 132561684), (18, 110468070), (20, 99421263), (27, 73645380), (30, 66280842), (36, 55234035), (45, 44187228), (54, 36822690), (60, 33140421), (79, 25169940), (81, 24548460), (90, 22093614), (108, 18411345), (135, 14729076), (158, 12584970), (162, 12274230), (180, 11046807), (237, 8389980), (243, 8182820), (270, 7364538), (316, 6292485), (324, 6137115), (395, 5033988), (405, 4909692), (474, 4194990), (486, 4091410), (540, 3682269), (711, 2796660), (790, 2516994), (810, 2454846), (948, 2097495), (972, 2045705), (1185, 1677996), (1215, 1636564), (1422, 1398330), (1580, 1258497), (1620, 1227423), (2133, 932220), (2370, 838998), (2430, 818282), (2844, 699165), (3555, 559332), (4266, 466110), (4740, 419499), (4860, 409141), (5179, 383940), (6399, 310740), (7110, 279666), (8532, 233055), (10358, 191970), (10665, 186444), (12798, 155370), (14220, 139833), (15537, 127980), (19197, 103580), (20716, 95985), (21330, 93222), (25596, 77685), (25895, 76788), (31074, 63990), (31995, 62148), (38394, 51790), (42660, 46611)]