72149440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 112

約数和(自身を含む): 190195200

約数和(自身を除く): 118045760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 110, 160, 176, 199, 206, 220, 320, 352, 398, 412, 440, 515, 704, 796, 824, 880, 995, 1030, 1133, 1592, 1648, 1760, 1990, 2060, 2189, 2266, 3184, 3296, 3520, 3980, 4120, 4378, 4532, 5665, 6368, 6592, 7960, 8240, 8756, 9064, 10945, 11330, 12736, 15920, 16480, 17512, 18128, 20497, 21890, 22660, 31840, 32960, 35024, 36256, 40994, 43780, 45320, 63680, 70048, 72512, 81988, 87560, 90640, 102485, 140096, 163976, 175120, 181280, 204970, 225467, 327952, 350240, 362560, 409940, 450934, 655904, 700480, 819880, 901868, 1127335, 1311808, 1639760, 1803736, 2254670, 3279520, 3607472, 4509340, 6559040, 7214944, 9018680, 14429888, 18037360, 36074720, 72149440]

約数ペア:

[(1, 72149440), (2, 36074720), (4, 18037360), (5, 14429888), (8, 9018680), (10, 7214944), (11, 6559040), (16, 4509340), (20, 3607472), (22, 3279520), (32, 2254670), (40, 1803736), (44, 1639760), (55, 1311808), (64, 1127335), (80, 901868), (88, 819880), (103, 700480), (110, 655904), (160, 450934), (176, 409940), (199, 362560), (206, 350240), (220, 327952), (320, 225467), (352, 204970), (398, 181280), (412, 175120), (440, 163976), (515, 140096), (704, 102485), (796, 90640), (824, 87560), (880, 81988), (995, 72512), (1030, 70048), (1133, 63680), (1592, 45320), (1648, 43780), (1760, 40994), (1990, 36256), (2060, 35024), (2189, 32960), (2266, 31840), (3184, 22660), (3296, 21890), (3520, 20497), (3980, 18128), (4120, 17512), (4378, 16480), (4532, 15920), (5665, 12736), (6368, 11330), (6592, 10945), (7960, 9064), (8240, 8756)]