139440720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25261}}^1$

素因数の和:25300

約数の個数: 80

約数和(自身を含む): 451078272

約数和(自身を除く): 311637552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 25261, 50522, 75783, 101044, 126305, 151566, 202088, 252610, 303132, 378915, 404176, 505220, 581003, 606264, 757830, 1010440, 1162006, 1212528, 1515660, 1743009, 2020880, 2324012, 2905015, 3031320, 3486018, 4648024, 5810030, 6062640, 6972036, 8715045, 9296048, 11620060, 13944072, 17430090, 23240120, 27888144, 34860180, 46480240, 69720360, 139440720]

約数ペア:

[(1, 139440720), (2, 69720360), (3, 46480240), (4, 34860180), (5, 27888144), (6, 23240120), (8, 17430090), (10, 13944072), (12, 11620060), (15, 9296048), (16, 8715045), (20, 6972036), (23, 6062640), (24, 5810030), (30, 4648024), (40, 3486018), (46, 3031320), (48, 2905015), (60, 2324012), (69, 2020880), (80, 1743009), (92, 1515660), (115, 1212528), (120, 1162006), (138, 1010440), (184, 757830), (230, 606264), (240, 581003), (276, 505220), (345, 404176), (368, 378915), (460, 303132), (552, 252610), (690, 202088), (920, 151566), (1104, 126305), (1380, 101044), (1840, 75783), (2760, 50522), (5520, 25261)]