168188280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:981

約数の個数: 128

約数和(自身を含む): 548190720

約数和(自身を除く): 380002440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 131, 156, 195, 260, 262, 312, 390, 393, 520, 524, 655, 780, 786, 823, 1048, 1310, 1560, 1572, 1646, 1703, 1965, 2469, 2620, 3144, 3292, 3406, 3930, 4115, 4938, 5109, 5240, 6584, 6812, 7860, 8230, 8515, 9876, 10218, 10699, 12345, 13624, 15720, 16460, 17030, 19752, 20436, 21398, 24690, 25545, 32097, 32920, 34060, 40872, 42796, 49380, 51090, 53495, 64194, 68120, 85592, 98760, 102180, 106990, 107813, 128388, 160485, 204360, 213980, 215626, 256776, 320970, 323439, 427960, 431252, 539065, 641940, 646878, 862504, 1078130, 1283880, 1293756, 1401569, 1617195, 2156260, 2587512, 2803138, 3234390, 4204707, 4312520, 5606276, 6468780, 7007845, 8409414, 11212552, 12937560, 14015690, 16818828, 21023535, 28031380, 33637656, 42047070, 56062760, 84094140, 168188280]

約数ペア:

[(1, 168188280), (2, 84094140), (3, 56062760), (4, 42047070), (5, 33637656), (6, 28031380), (8, 21023535), (10, 16818828), (12, 14015690), (13, 12937560), (15, 11212552), (20, 8409414), (24, 7007845), (26, 6468780), (30, 5606276), (39, 4312520), (40, 4204707), (52, 3234390), (60, 2803138), (65, 2587512), (78, 2156260), (104, 1617195), (120, 1401569), (130, 1293756), (131, 1283880), (156, 1078130), (195, 862504), (260, 646878), (262, 641940), (312, 539065), (390, 431252), (393, 427960), (520, 323439), (524, 320970), (655, 256776), (780, 215626), (786, 213980), (823, 204360), (1048, 160485), (1310, 128388), (1560, 107813), (1572, 106990), (1646, 102180), (1703, 98760), (1965, 85592), (2469, 68120), (2620, 64194), (3144, 53495), (3292, 51090), (3406, 49380), (3930, 42796), (4115, 40872), (4938, 34060), (5109, 32920), (5240, 32097), (6584, 25545), (6812, 24690), (7860, 21398), (8230, 20436), (8515, 19752), (9876, 17030), (10218, 16460), (10699, 15720), (12345, 13624)]