250298820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:710

約数の個数: 144

約数和(自身を含む): 810574128

約数和(自身を除く): 560275308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 157, 170, 180, 204, 255, 306, 314, 340, 471, 510, 521, 612, 628, 765, 785, 942, 1020, 1042, 1413, 1530, 1563, 1570, 1884, 2084, 2355, 2605, 2669, 2826, 3060, 3126, 3140, 4689, 4710, 5210, 5338, 5652, 6252, 7065, 7815, 8007, 8857, 9378, 9420, 10420, 10676, 13345, 14130, 15630, 16014, 17714, 18756, 23445, 24021, 26571, 26690, 28260, 31260, 32028, 35428, 40035, 44285, 46890, 48042, 53142, 53380, 79713, 80070, 81797, 88570, 93780, 96084, 106284, 120105, 132855, 159426, 160140, 163594, 177140, 240210, 245391, 265710, 318852, 327188, 398565, 408985, 480420, 490782, 531420, 736173, 797130, 817970, 981564, 1226955, 1390549, 1472346, 1594260, 1635940, 2453910, 2781098, 2944692, 3680865, 4171647, 4907820, 5562196, 6952745, 7361730, 8343294, 12514941, 13905490, 14723460, 16686588, 20858235, 25029882, 27810980, 41716470, 50059764, 62574705, 83432940, 125149410, 250298820]

約数ペア:

[(1, 250298820), (2, 125149410), (3, 83432940), (4, 62574705), (5, 50059764), (6, 41716470), (9, 27810980), (10, 25029882), (12, 20858235), (15, 16686588), (17, 14723460), (18, 13905490), (20, 12514941), (30, 8343294), (34, 7361730), (36, 6952745), (45, 5562196), (51, 4907820), (60, 4171647), (68, 3680865), (85, 2944692), (90, 2781098), (102, 2453910), (153, 1635940), (157, 1594260), (170, 1472346), (180, 1390549), (204, 1226955), (255, 981564), (306, 817970), (314, 797130), (340, 736173), (471, 531420), (510, 490782), (521, 480420), (612, 408985), (628, 398565), (765, 327188), (785, 318852), (942, 265710), (1020, 245391), (1042, 240210), (1413, 177140), (1530, 163594), (1563, 160140), (1570, 159426), (1884, 132855), (2084, 120105), (2355, 106284), (2605, 96084), (2669, 93780), (2826, 88570), (3060, 81797), (3126, 80070), (3140, 79713), (4689, 53380), (4710, 53142), (5210, 48042), (5338, 46890), (5652, 44285), (6252, 40035), (7065, 35428), (7815, 32028), (8007, 31260), (8857, 28260), (9378, 26690), (9420, 26571), (10420, 24021), (10676, 23445), (13345, 18756), (14130, 17714), (15630, 16014)]