246378860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 658790496

約数和(自身を除く): 412411636

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 83, 91, 98, 130, 140, 166, 182, 196, 233, 245, 260, 332, 364, 415, 455, 466, 490, 581, 637, 830, 910, 932, 980, 1079, 1162, 1165, 1274, 1631, 1660, 1820, 2158, 2324, 2330, 2548, 2905, 3029, 3185, 3262, 4067, 4316, 4660, 5395, 5810, 6058, 6370, 6524, 7553, 8134, 8155, 10790, 11417, 11620, 12116, 12740, 15106, 15145, 16268, 16310, 19339, 20335, 21203, 21580, 22834, 30212, 30290, 32620, 37765, 38678, 40670, 42406, 45668, 52871, 57085, 60580, 75530, 77356, 81340, 84812, 96695, 105742, 106015, 114170, 135373, 148421, 151060, 193390, 211484, 212030, 228340, 251407, 264355, 270746, 296842, 386780, 424060, 502814, 528710, 541492, 593684, 676865, 742105, 947611, 1005628, 1057420, 1257035, 1353730, 1484210, 1759849, 1895222, 2514070, 2707460, 2968420, 3519698, 3790444, 4738055, 5028140, 7039396, 8799245, 9476110, 12318943, 17598490, 18952220, 24637886, 35196980, 49275772, 61594715, 123189430, 246378860]

約数ペア:

[(1, 246378860), (2, 123189430), (4, 61594715), (5, 49275772), (7, 35196980), (10, 24637886), (13, 18952220), (14, 17598490), (20, 12318943), (26, 9476110), (28, 8799245), (35, 7039396), (49, 5028140), (52, 4738055), (65, 3790444), (70, 3519698), (83, 2968420), (91, 2707460), (98, 2514070), (130, 1895222), (140, 1759849), (166, 1484210), (182, 1353730), (196, 1257035), (233, 1057420), (245, 1005628), (260, 947611), (332, 742105), (364, 676865), (415, 593684), (455, 541492), (466, 528710), (490, 502814), (581, 424060), (637, 386780), (830, 296842), (910, 270746), (932, 264355), (980, 251407), (1079, 228340), (1162, 212030), (1165, 211484), (1274, 193390), (1631, 151060), (1660, 148421), (1820, 135373), (2158, 114170), (2324, 106015), (2330, 105742), (2548, 96695), (2905, 84812), (3029, 81340), (3185, 77356), (3262, 75530), (4067, 60580), (4316, 57085), (4660, 52871), (5395, 45668), (5810, 42406), (6058, 40670), (6370, 38678), (6524, 37765), (7553, 32620), (8134, 30290), (8155, 30212), (10790, 22834), (11417, 21580), (11620, 21203), (12116, 20335), (12740, 19339), (15106, 16310), (15145, 16268)]