172779720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{1213}}^1$

素因数の和:2414

約数の個数: 64

約数和(自身を含む): 519203520

約数和(自身を除く): 346423800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1187, 1213, 2374, 2426, 3561, 3639, 4748, 4852, 5935, 6065, 7122, 7278, 9496, 9704, 11870, 12130, 14244, 14556, 17805, 18195, 23740, 24260, 28488, 29112, 35610, 36390, 47480, 48520, 71220, 72780, 142440, 145560, 1439831, 2879662, 4319493, 5759324, 7199155, 8638986, 11518648, 14398310, 17277972, 21597465, 28796620, 34555944, 43194930, 57593240, 86389860, 172779720]

約数ペア:

[(1, 172779720), (2, 86389860), (3, 57593240), (4, 43194930), (5, 34555944), (6, 28796620), (8, 21597465), (10, 17277972), (12, 14398310), (15, 11518648), (20, 8638986), (24, 7199155), (30, 5759324), (40, 4319493), (60, 2879662), (120, 1439831), (1187, 145560), (1213, 142440), (2374, 72780), (2426, 71220), (3561, 48520), (3639, 47480), (4748, 36390), (4852, 35610), (5935, 29112), (6065, 28488), (7122, 24260), (7278, 23740), (9496, 18195), (9704, 17805), (11870, 14556), (12130, 14244)]