222727500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 180

約数和(自身を含む): 741981240

約数和(自身を除く): 519253740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 125, 150, 171, 180, 190, 225, 228, 250, 285, 300, 342, 375, 380, 450, 475, 500, 521, 570, 625, 684, 750, 855, 900, 950, 1042, 1125, 1140, 1250, 1425, 1500, 1563, 1710, 1875, 1900, 2084, 2250, 2375, 2500, 2605, 2850, 3126, 3420, 3750, 4275, 4500, 4689, 4750, 5210, 5625, 5700, 6252, 7125, 7500, 7815, 8550, 9378, 9500, 9899, 10420, 11250, 11875, 13025, 14250, 15630, 17100, 18756, 19798, 21375, 22500, 23445, 23750, 26050, 28500, 29697, 31260, 35625, 39075, 39596, 42750, 46890, 47500, 49495, 52100, 59394, 65125, 71250, 78150, 85500, 89091, 93780, 98990, 106875, 117225, 118788, 130250, 142500, 148485, 156300, 178182, 195375, 197980, 213750, 234450, 247475, 260500, 296970, 325625, 356364, 390750, 427500, 445455, 468900, 494950, 586125, 593940, 651250, 742425, 781500, 890910, 976875, 989900, 1172250, 1237375, 1302500, 1484850, 1781820, 1953750, 2227275, 2344500, 2474750, 2930625, 2969700, 3712125, 3907500, 4454550, 4949500, 5861250, 6186875, 7424250, 8909100, 11136375, 11722500, 12373750, 14848500, 18560625, 22272750, 24747500, 37121250, 44545500, 55681875, 74242500, 111363750, 222727500]

約数ペア:

[(1, 222727500), (2, 111363750), (3, 74242500), (4, 55681875), (5, 44545500), (6, 37121250), (9, 24747500), (10, 22272750), (12, 18560625), (15, 14848500), (18, 12373750), (19, 11722500), (20, 11136375), (25, 8909100), (30, 7424250), (36, 6186875), (38, 5861250), (45, 4949500), (50, 4454550), (57, 3907500), (60, 3712125), (75, 2969700), (76, 2930625), (90, 2474750), (95, 2344500), (100, 2227275), (114, 1953750), (125, 1781820), (150, 1484850), (171, 1302500), (180, 1237375), (190, 1172250), (225, 989900), (228, 976875), (250, 890910), (285, 781500), (300, 742425), (342, 651250), (375, 593940), (380, 586125), (450, 494950), (475, 468900), (500, 445455), (521, 427500), (570, 390750), (625, 356364), (684, 325625), (750, 296970), (855, 260500), (900, 247475), (950, 234450), (1042, 213750), (1125, 197980), (1140, 195375), (1250, 178182), (1425, 156300), (1500, 148485), (1563, 142500), (1710, 130250), (1875, 118788), (1900, 117225), (2084, 106875), (2250, 98990), (2375, 93780), (2500, 89091), (2605, 85500), (2850, 78150), (3126, 71250), (3420, 65125), (3750, 59394), (4275, 52100), (4500, 49495), (4689, 47500), (4750, 46890), (5210, 42750), (5625, 39596), (5700, 39075), (6252, 35625), (7125, 31260), (7500, 29697), (7815, 28500), (8550, 26050), (9378, 23750), (9500, 23445), (9899, 22500), (10420, 21375), (11250, 19798), (11875, 18756), (13025, 17100), (14250, 15630)]