122898880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1014

約数の個数: 112

約数和(自身を含む): 325672704

約数和(自身を除く): 202773824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 953, 992, 1040, 1240, 1612, 1906, 1984, 2015, 2080, 2480, 3224, 3812, 4030, 4160, 4765, 4960, 6448, 7624, 8060, 9530, 9920, 12389, 12896, 15248, 16120, 19060, 24778, 25792, 29543, 30496, 32240, 38120, 49556, 59086, 60992, 61945, 64480, 76240, 99112, 118172, 123890, 128960, 147715, 152480, 198224, 236344, 247780, 295430, 304960, 384059, 396448, 472688, 495560, 590860, 768118, 792896, 945376, 991120, 1181720, 1536236, 1890752, 1920295, 1982240, 2363440, 3072472, 3840590, 3964480, 4726880, 6144944, 7681180, 9453760, 12289888, 15362360, 24579776, 30724720, 61449440, 122898880]

約数ペア:

[(1, 122898880), (2, 61449440), (4, 30724720), (5, 24579776), (8, 15362360), (10, 12289888), (13, 9453760), (16, 7681180), (20, 6144944), (26, 4726880), (31, 3964480), (32, 3840590), (40, 3072472), (52, 2363440), (62, 1982240), (64, 1920295), (65, 1890752), (80, 1536236), (104, 1181720), (124, 991120), (130, 945376), (155, 792896), (160, 768118), (208, 590860), (248, 495560), (260, 472688), (310, 396448), (320, 384059), (403, 304960), (416, 295430), (496, 247780), (520, 236344), (620, 198224), (806, 152480), (832, 147715), (953, 128960), (992, 123890), (1040, 118172), (1240, 99112), (1612, 76240), (1906, 64480), (1984, 61945), (2015, 60992), (2080, 59086), (2480, 49556), (3224, 38120), (3812, 32240), (4030, 30496), (4160, 29543), (4765, 25792), (4960, 24778), (6448, 19060), (7624, 16120), (8060, 15248), (9530, 12896), (9920, 12389)]