51138480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5197}}^1$

素因数の和:5254

約数の個数: 80

約数和(自身を含む): 162427104

約数和(自身を除く): 111288624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 5197, 9840, 10394, 15591, 20788, 25985, 31182, 41576, 51970, 62364, 77955, 83152, 103940, 124728, 155910, 207880, 213077, 249456, 311820, 415760, 426154, 623640, 639231, 852308, 1065385, 1247280, 1278462, 1704616, 2130770, 2556924, 3196155, 3409232, 4261540, 5113848, 6392310, 8523080, 10227696, 12784620, 17046160, 25569240, 51138480]

約数ペア:

[(1, 51138480), (2, 25569240), (3, 17046160), (4, 12784620), (5, 10227696), (6, 8523080), (8, 6392310), (10, 5113848), (12, 4261540), (15, 3409232), (16, 3196155), (20, 2556924), (24, 2130770), (30, 1704616), (40, 1278462), (41, 1247280), (48, 1065385), (60, 852308), (80, 639231), (82, 623640), (120, 426154), (123, 415760), (164, 311820), (205, 249456), (240, 213077), (246, 207880), (328, 155910), (410, 124728), (492, 103940), (615, 83152), (656, 77955), (820, 62364), (984, 51970), (1230, 41576), (1640, 31182), (1968, 25985), (2460, 20788), (3280, 15591), (4920, 10394), (5197, 9840)]