2687360

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 128

約数和(自身を含む): 7711200

約数和(自身を除く): 5023840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 64, 65, 68, 76, 80, 85, 95, 104, 128, 130, 136, 152, 160, 170, 190, 208, 221, 247, 260, 272, 304, 320, 323, 340, 380, 416, 442, 494, 520, 544, 608, 640, 646, 680, 760, 832, 884, 988, 1040, 1088, 1105, 1216, 1235, 1292, 1360, 1520, 1615, 1664, 1768, 1976, 2080, 2176, 2210, 2432, 2470, 2584, 2720, 3040, 3230, 3536, 3952, 4160, 4199, 4420, 4940, 5168, 5440, 6080, 6460, 7072, 7904, 8320, 8398, 8840, 9880, 10336, 10880, 12160, 12920, 14144, 15808, 16796, 17680, 19760, 20672, 20995, 25840, 28288, 31616, 33592, 35360, 39520, 41344, 41990, 51680, 67184, 70720, 79040, 83980, 103360, 134368, 141440, 158080, 167960, 206720, 268736, 335920, 537472, 671840, 1343680, 2687360]

約数ペア:

[(1, 2687360), (2, 1343680), (4, 671840), (5, 537472), (8, 335920), (10, 268736), (13, 206720), (16, 167960), (17, 158080), (19, 141440), (20, 134368), (26, 103360), (32, 83980), (34, 79040), (38, 70720), (40, 67184), (52, 51680), (64, 41990), (65, 41344), (68, 39520), (76, 35360), (80, 33592), (85, 31616), (95, 28288), (104, 25840), (128, 20995), (130, 20672), (136, 19760), (152, 17680), (160, 16796), (170, 15808), (190, 14144), (208, 12920), (221, 12160), (247, 10880), (260, 10336), (272, 9880), (304, 8840), (320, 8398), (323, 8320), (340, 7904), (380, 7072), (416, 6460), (442, 6080), (494, 5440), (520, 5168), (544, 4940), (608, 4420), (640, 4199), (646, 4160), (680, 3952), (760, 3536), (832, 3230), (884, 3040), (988, 2720), (1040, 2584), (1088, 2470), (1105, 2432), (1216, 2210), (1235, 2176), (1292, 2080), (1360, 1976), (1520, 1768), (1615, 1664)]