5440389320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 13122000000

約数和(自身を除く): 7681610680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 149, 152, 190, 214, 298, 380, 428, 449, 535, 596, 745, 760, 856, 898, 1070, 1192, 1490, 1796, 2033, 2140, 2245, 2831, 2980, 3592, 4066, 4280, 4490, 5662, 5960, 8132, 8531, 8980, 10165, 11324, 14155, 15943, 16264, 17062, 17960, 20330, 22648, 28310, 31886, 34124, 40660, 42655, 48043, 56620, 63772, 66901, 68248, 79715, 81320, 85310, 96086, 113240, 127544, 133802, 159430, 170620, 192172, 240215, 267604, 302917, 318860, 334505, 341240, 384344, 480430, 535208, 605834, 637720, 669010, 912817, 960860, 1211668, 1271119, 1338020, 1514585, 1825634, 1921720, 2423336, 2542238, 2676040, 3029170, 3651268, 4564085, 5084476, 6058340, 6355595, 7158407, 7302536, 9128170, 10168952, 12116680, 12711190, 14316814, 18256340, 25422380, 28633628, 35792035, 36512680, 50844760, 57267256, 71584070, 136009733, 143168140, 272019466, 286336280, 544038932, 680048665, 1088077864, 1360097330, 2720194660, 5440389320]

約数ペア:

[(1, 5440389320), (2, 2720194660), (4, 1360097330), (5, 1088077864), (8, 680048665), (10, 544038932), (19, 286336280), (20, 272019466), (38, 143168140), (40, 136009733), (76, 71584070), (95, 57267256), (107, 50844760), (149, 36512680), (152, 35792035), (190, 28633628), (214, 25422380), (298, 18256340), (380, 14316814), (428, 12711190), (449, 12116680), (535, 10168952), (596, 9128170), (745, 7302536), (760, 7158407), (856, 6355595), (898, 6058340), (1070, 5084476), (1192, 4564085), (1490, 3651268), (1796, 3029170), (2033, 2676040), (2140, 2542238), (2245, 2423336), (2831, 1921720), (2980, 1825634), (3592, 1514585), (4066, 1338020), (4280, 1271119), (4490, 1211668), (5662, 960860), (5960, 912817), (8132, 669010), (8531, 637720), (8980, 605834), (10165, 535208), (11324, 480430), (14155, 384344), (15943, 341240), (16264, 334505), (17062, 318860), (17960, 302917), (20330, 267604), (22648, 240215), (28310, 192172), (31886, 170620), (34124, 159430), (40660, 133802), (42655, 127544), (48043, 113240), (56620, 96086), (63772, 85310), (66901, 81320), (68248, 79715)]