1271820880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2027}}^1$

素因数の和:2105

約数の個数: 160

約数和(自身を含む): 3476348928

約数和(自身を除く): 2204528048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 40, 44, 46, 55, 62, 80, 88, 92, 110, 115, 124, 155, 176, 184, 220, 230, 248, 253, 310, 341, 368, 440, 460, 496, 506, 620, 682, 713, 880, 920, 1012, 1240, 1265, 1364, 1426, 1705, 1840, 2024, 2027, 2480, 2530, 2728, 2852, 3410, 3565, 4048, 4054, 5060, 5456, 5704, 6820, 7130, 7843, 8108, 10120, 10135, 11408, 13640, 14260, 15686, 16216, 20240, 20270, 22297, 27280, 28520, 31372, 32432, 39215, 40540, 44594, 46621, 57040, 62744, 62837, 78430, 81080, 89188, 93242, 111485, 125488, 125674, 156860, 162160, 178376, 186484, 222970, 233105, 251348, 313720, 314185, 356752, 372968, 445940, 466210, 502696, 512831, 627440, 628370, 691207, 745936, 891880, 932420, 1005392, 1025662, 1256740, 1382414, 1445251, 1783760, 1864840, 2051324, 2513480, 2564155, 2764828, 2890502, 3456035, 3729680, 4102648, 5026960, 5128310, 5529656, 5781004, 6912070, 7226255, 8205296, 10256620, 11059312, 11562008, 13824140, 14452510, 15897761, 20513240, 23124016, 27648280, 28905020, 31795522, 41026480, 55296560, 57810040, 63591044, 79488805, 115620080, 127182088, 158977610, 254364176, 317955220, 635910440, 1271820880]

約数ペア:

[(1, 1271820880), (2, 635910440), (4, 317955220), (5, 254364176), (8, 158977610), (10, 127182088), (11, 115620080), (16, 79488805), (20, 63591044), (22, 57810040), (23, 55296560), (31, 41026480), (40, 31795522), (44, 28905020), (46, 27648280), (55, 23124016), (62, 20513240), (80, 15897761), (88, 14452510), (92, 13824140), (110, 11562008), (115, 11059312), (124, 10256620), (155, 8205296), (176, 7226255), (184, 6912070), (220, 5781004), (230, 5529656), (248, 5128310), (253, 5026960), (310, 4102648), (341, 3729680), (368, 3456035), (440, 2890502), (460, 2764828), (496, 2564155), (506, 2513480), (620, 2051324), (682, 1864840), (713, 1783760), (880, 1445251), (920, 1382414), (1012, 1256740), (1240, 1025662), (1265, 1005392), (1364, 932420), (1426, 891880), (1705, 745936), (1840, 691207), (2024, 628370), (2027, 627440), (2480, 512831), (2530, 502696), (2728, 466210), (2852, 445940), (3410, 372968), (3565, 356752), (4048, 314185), (4054, 313720), (5060, 251348), (5456, 233105), (5704, 222970), (6820, 186484), (7130, 178376), (7843, 162160), (8108, 156860), (10120, 125674), (10135, 125488), (11408, 111485), (13640, 93242), (14260, 89188), (15686, 81080), (16216, 78430), (20240, 62837), (20270, 62744), (22297, 57040), (27280, 46621), (28520, 44594), (31372, 40540), (32432, 39215)]