123455280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39569}}^1$

素因数の和:39598

約数の個数: 80

約数和(自身を含む): 412161120

約数和(自身を除く): 288705840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 39569, 79138, 118707, 158276, 197845, 237414, 316552, 395690, 474828, 514397, 593535, 633104, 791380, 949656, 1028794, 1187070, 1543191, 1582760, 1899312, 2057588, 2374140, 2571985, 3086382, 3165520, 4115176, 4748280, 5143970, 6172764, 7715955, 8230352, 9496560, 10287940, 12345528, 15431910, 20575880, 24691056, 30863820, 41151760, 61727640, 123455280]

約数ペア:

[(1, 123455280), (2, 61727640), (3, 41151760), (4, 30863820), (5, 24691056), (6, 20575880), (8, 15431910), (10, 12345528), (12, 10287940), (13, 9496560), (15, 8230352), (16, 7715955), (20, 6172764), (24, 5143970), (26, 4748280), (30, 4115176), (39, 3165520), (40, 3086382), (48, 2571985), (52, 2374140), (60, 2057588), (65, 1899312), (78, 1582760), (80, 1543191), (104, 1187070), (120, 1028794), (130, 949656), (156, 791380), (195, 633104), (208, 593535), (240, 514397), (260, 474828), (312, 395690), (390, 316552), (520, 237414), (624, 197845), (780, 158276), (1040, 118707), (1560, 79138), (3120, 39569)]