90276340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 248234112

約数和(自身を除く): 157957772

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 61, 62, 70, 77, 110, 122, 124, 140, 154, 155, 217, 220, 244, 305, 308, 310, 341, 385, 427, 434, 610, 620, 671, 682, 770, 854, 868, 961, 1085, 1220, 1342, 1364, 1540, 1705, 1708, 1891, 1922, 2135, 2170, 2387, 2684, 3355, 3410, 3782, 3844, 4270, 4340, 4697, 4774, 4805, 6710, 6727, 6820, 7564, 8540, 9394, 9455, 9548, 9610, 10571, 11935, 13237, 13420, 13454, 18788, 18910, 19220, 20801, 21142, 23485, 23870, 26474, 26908, 33635, 37820, 41602, 42284, 46970, 47740, 52855, 52948, 58621, 66185, 67270, 73997, 83204, 93940, 104005, 105710, 117242, 132370, 134540, 145607, 147994, 208010, 211420, 234484, 264740, 291214, 293105, 295988, 369985, 410347, 416020, 582428, 586210, 644831, 728035, 739970, 820694, 1172420, 1289662, 1456070, 1479940, 1641388, 2051735, 2579324, 2912140, 3224155, 4103470, 4513817, 6448310, 8206940, 9027634, 12896620, 18055268, 22569085, 45138170, 90276340]

約数ペア:

[(1, 90276340), (2, 45138170), (4, 22569085), (5, 18055268), (7, 12896620), (10, 9027634), (11, 8206940), (14, 6448310), (20, 4513817), (22, 4103470), (28, 3224155), (31, 2912140), (35, 2579324), (44, 2051735), (55, 1641388), (61, 1479940), (62, 1456070), (70, 1289662), (77, 1172420), (110, 820694), (122, 739970), (124, 728035), (140, 644831), (154, 586210), (155, 582428), (217, 416020), (220, 410347), (244, 369985), (305, 295988), (308, 293105), (310, 291214), (341, 264740), (385, 234484), (427, 211420), (434, 208010), (610, 147994), (620, 145607), (671, 134540), (682, 132370), (770, 117242), (854, 105710), (868, 104005), (961, 93940), (1085, 83204), (1220, 73997), (1342, 67270), (1364, 66185), (1540, 58621), (1705, 52948), (1708, 52855), (1891, 47740), (1922, 46970), (2135, 42284), (2170, 41602), (2387, 37820), (2684, 33635), (3355, 26908), (3410, 26474), (3782, 23870), (3844, 23485), (4270, 21142), (4340, 20801), (4697, 19220), (4774, 18910), (4805, 18788), (6710, 13454), (6727, 13420), (6820, 13237), (7564, 11935), (8540, 10571), (9394, 9610), (9455, 9548)]