245217648

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:136

約数の個数: 240

約数和(自身を含む): 758820480

約数和(自身を除く): 513602832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 37, 38, 39, 43, 48, 52, 57, 74, 76, 78, 86, 104, 111, 114, 129, 148, 152, 156, 169, 172, 208, 222, 228, 247, 258, 296, 304, 312, 338, 344, 444, 456, 481, 494, 507, 516, 559, 592, 624, 676, 688, 703, 741, 817, 888, 912, 962, 988, 1014, 1032, 1118, 1352, 1406, 1443, 1482, 1591, 1634, 1677, 1776, 1924, 1976, 2028, 2064, 2109, 2236, 2451, 2704, 2812, 2886, 2964, 3182, 3211, 3268, 3354, 3848, 3952, 4056, 4218, 4472, 4773, 4902, 5624, 5772, 5928, 6253, 6364, 6422, 6536, 6708, 7267, 7696, 8112, 8436, 8944, 9139, 9546, 9633, 9804, 10621, 11248, 11544, 11856, 12506, 12728, 12844, 13072, 13416, 14534, 16872, 18278, 18759, 19092, 19266, 19608, 20683, 21242, 21801, 23088, 25012, 25456, 25688, 26832, 27417, 29068, 30229, 31863, 33744, 36556, 37518, 38184, 38532, 39216, 41366, 42484, 43602, 50024, 51376, 54834, 58136, 60458, 62049, 63726, 73112, 75036, 76368, 77064, 82732, 84968, 87204, 90687, 100048, 109668, 116272, 118807, 120916, 124098, 127452, 138073, 146224, 150072, 154128, 165464, 169936, 174408, 181374, 219336, 237614, 241832, 248196, 254904, 268879, 276146, 300144, 330928, 348816, 356421, 362748, 392977, 414219, 438672, 475228, 483664, 496392, 509808, 537758, 552292, 712842, 725496, 785954, 806637, 828438, 950456, 992784, 1075516, 1104584, 1178931, 1425684, 1450992, 1571908, 1613274, 1656876, 1900912, 2151032, 2209168, 2357862, 2851368, 3143816, 3226548, 3313752, 4302064, 4715724, 5108701, 5702736, 6287632, 6453096, 6627504, 9431448, 10217402, 12906192, 15326103, 18862896, 20434804, 30652206, 40869608, 61304412, 81739216, 122608824, 245217648]

約数ペア:

[(1, 245217648), (2, 122608824), (3, 81739216), (4, 61304412), (6, 40869608), (8, 30652206), (12, 20434804), (13, 18862896), (16, 15326103), (19, 12906192), (24, 10217402), (26, 9431448), (37, 6627504), (38, 6453096), (39, 6287632), (43, 5702736), (48, 5108701), (52, 4715724), (57, 4302064), (74, 3313752), (76, 3226548), (78, 3143816), (86, 2851368), (104, 2357862), (111, 2209168), (114, 2151032), (129, 1900912), (148, 1656876), (152, 1613274), (156, 1571908), (169, 1450992), (172, 1425684), (208, 1178931), (222, 1104584), (228, 1075516), (247, 992784), (258, 950456), (296, 828438), (304, 806637), (312, 785954), (338, 725496), (344, 712842), (444, 552292), (456, 537758), (481, 509808), (494, 496392), (507, 483664), (516, 475228), (559, 438672), (592, 414219), (624, 392977), (676, 362748), (688, 356421), (703, 348816), (741, 330928), (817, 300144), (888, 276146), (912, 268879), (962, 254904), (988, 248196), (1014, 241832), (1032, 237614), (1118, 219336), (1352, 181374), (1406, 174408), (1443, 169936), (1482, 165464), (1591, 154128), (1634, 150072), (1677, 146224), (1776, 138073), (1924, 127452), (1976, 124098), (2028, 120916), (2064, 118807), (2109, 116272), (2236, 109668), (2451, 100048), (2704, 90687), (2812, 87204), (2886, 84968), (2964, 82732), (3182, 77064), (3211, 76368), (3268, 75036), (3354, 73112), (3848, 63726), (3952, 62049), (4056, 60458), (4218, 58136), (4472, 54834), (4773, 51376), (4902, 50024), (5624, 43602), (5772, 42484), (5928, 41366), (6253, 39216), (6364, 38532), (6422, 38184), (6536, 37518), (6708, 36556), (7267, 33744), (7696, 31863), (8112, 30229), (8436, 29068), (8944, 27417), (9139, 26832), (9546, 25688), (9633, 25456), (9804, 25012), (10621, 23088), (11248, 21801), (11544, 21242), (11856, 20683), (12506, 19608), (12728, 19266), (12844, 19092), (13072, 18759), (13416, 18278), (14534, 16872)]