72247120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 200880000

約数和(自身を除く): 128632880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 29, 38, 40, 44, 55, 58, 76, 80, 88, 95, 110, 116, 145, 149, 152, 176, 190, 209, 220, 232, 290, 298, 304, 319, 380, 418, 440, 464, 551, 580, 596, 638, 745, 760, 836, 880, 1045, 1102, 1160, 1192, 1276, 1490, 1520, 1595, 1639, 1672, 2090, 2204, 2320, 2384, 2552, 2755, 2831, 2980, 3190, 3278, 3344, 4180, 4321, 4408, 5104, 5510, 5662, 5960, 6061, 6380, 6556, 8195, 8360, 8642, 8816, 11020, 11324, 11920, 12122, 12760, 13112, 14155, 16390, 16720, 17284, 21605, 22040, 22648, 24244, 25520, 26224, 28310, 30305, 31141, 32780, 34568, 43210, 44080, 45296, 47531, 48488, 56620, 60610, 62282, 65560, 69136, 82099, 86420, 95062, 96976, 113240, 121220, 124564, 131120, 155705, 164198, 172840, 190124, 226480, 237655, 242440, 249128, 311410, 328396, 345680, 380248, 410495, 475310, 484880, 498256, 622820, 656792, 760496, 820990, 903089, 950620, 1245640, 1313584, 1641980, 1806178, 1901240, 2491280, 3283960, 3612356, 3802480, 4515445, 6567920, 7224712, 9030890, 14449424, 18061780, 36123560, 72247120]

約数ペア:

[(1, 72247120), (2, 36123560), (4, 18061780), (5, 14449424), (8, 9030890), (10, 7224712), (11, 6567920), (16, 4515445), (19, 3802480), (20, 3612356), (22, 3283960), (29, 2491280), (38, 1901240), (40, 1806178), (44, 1641980), (55, 1313584), (58, 1245640), (76, 950620), (80, 903089), (88, 820990), (95, 760496), (110, 656792), (116, 622820), (145, 498256), (149, 484880), (152, 475310), (176, 410495), (190, 380248), (209, 345680), (220, 328396), (232, 311410), (290, 249128), (298, 242440), (304, 237655), (319, 226480), (380, 190124), (418, 172840), (440, 164198), (464, 155705), (551, 131120), (580, 124564), (596, 121220), (638, 113240), (745, 96976), (760, 95062), (836, 86420), (880, 82099), (1045, 69136), (1102, 65560), (1160, 62282), (1192, 60610), (1276, 56620), (1490, 48488), (1520, 47531), (1595, 45296), (1639, 44080), (1672, 43210), (2090, 34568), (2204, 32780), (2320, 31141), (2384, 30305), (2552, 28310), (2755, 26224), (2831, 25520), (2980, 24244), (3190, 22648), (3278, 22040), (3344, 21605), (4180, 17284), (4321, 16720), (4408, 16390), (5104, 14155), (5510, 13112), (5662, 12760), (5960, 12122), (6061, 11920), (6380, 11324), (6556, 11020), (8195, 8816), (8360, 8642)]