115984640

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 298260480

約数和(自身を除く): 182275840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 79, 80, 124, 128, 148, 155, 158, 160, 185, 248, 256, 296, 310, 316, 320, 370, 395, 496, 592, 620, 632, 640, 740, 790, 992, 1147, 1184, 1240, 1264, 1280, 1480, 1580, 1984, 2294, 2368, 2449, 2480, 2528, 2923, 2960, 3160, 3968, 4588, 4736, 4898, 4960, 5056, 5735, 5846, 5920, 6320, 7936, 9176, 9472, 9796, 9920, 10112, 11470, 11692, 11840, 12245, 12640, 14615, 18352, 19592, 19840, 20224, 22940, 23384, 23680, 24490, 25280, 29230, 36704, 39184, 39680, 45880, 46768, 47360, 48980, 50560, 58460, 73408, 78368, 90613, 91760, 93536, 97960, 101120, 116920, 146816, 156736, 181226, 183520, 187072, 195920, 233840, 293632, 313472, 362452, 367040, 374144, 391840, 453065, 467680, 626944, 724904, 734080, 748288, 783680, 906130, 935360, 1449808, 1468160, 1567360, 1812260, 1870720, 2899616, 3134720, 3624520, 3741440, 5799232, 7249040, 11598464, 14498080, 23196928, 28996160, 57992320, 115984640]

約数ペア:

[(1, 115984640), (2, 57992320), (4, 28996160), (5, 23196928), (8, 14498080), (10, 11598464), (16, 7249040), (20, 5799232), (31, 3741440), (32, 3624520), (37, 3134720), (40, 2899616), (62, 1870720), (64, 1812260), (74, 1567360), (79, 1468160), (80, 1449808), (124, 935360), (128, 906130), (148, 783680), (155, 748288), (158, 734080), (160, 724904), (185, 626944), (248, 467680), (256, 453065), (296, 391840), (310, 374144), (316, 367040), (320, 362452), (370, 313472), (395, 293632), (496, 233840), (592, 195920), (620, 187072), (632, 183520), (640, 181226), (740, 156736), (790, 146816), (992, 116920), (1147, 101120), (1184, 97960), (1240, 93536), (1264, 91760), (1280, 90613), (1480, 78368), (1580, 73408), (1984, 58460), (2294, 50560), (2368, 48980), (2449, 47360), (2480, 46768), (2528, 45880), (2923, 39680), (2960, 39184), (3160, 36704), (3968, 29230), (4588, 25280), (4736, 24490), (4898, 23680), (4960, 23384), (5056, 22940), (5735, 20224), (5846, 19840), (5920, 19592), (6320, 18352), (7936, 14615), (9176, 12640), (9472, 12245), (9796, 11840), (9920, 11692), (10112, 11470)]