1290181440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32779}}^1$

素因数の和:32840

約数の個数: 112

約数和(自身を含む): 4196364480

約数和(自身を除く): 2906183040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6560, 7872, 9840, 13120, 19680, 32779, 39360, 65558, 98337, 131116, 163895, 196674, 262232, 327790, 393348, 491685, 524464, 655580, 786696, 983370, 1048928, 1311160, 1343939, 1573392, 1966740, 2097856, 2622320, 2687878, 3146784, 3933480, 4031817, 5244640, 5375756, 6293568, 6719695, 7866960, 8063634, 10489280, 10751512, 13439390, 15733920, 16127268, 20159085, 21503024, 26878780, 31467840, 32254536, 40318170, 43006048, 53757560, 64509072, 80636340, 86012096, 107515120, 129018144, 161272680, 215030240, 258036288, 322545360, 430060480, 645090720, 1290181440]

約数ペア:

[(1, 1290181440), (2, 645090720), (3, 430060480), (4, 322545360), (5, 258036288), (6, 215030240), (8, 161272680), (10, 129018144), (12, 107515120), (15, 86012096), (16, 80636340), (20, 64509072), (24, 53757560), (30, 43006048), (32, 40318170), (40, 32254536), (41, 31467840), (48, 26878780), (60, 21503024), (64, 20159085), (80, 16127268), (82, 15733920), (96, 13439390), (120, 10751512), (123, 10489280), (160, 8063634), (164, 7866960), (192, 6719695), (205, 6293568), (240, 5375756), (246, 5244640), (320, 4031817), (328, 3933480), (410, 3146784), (480, 2687878), (492, 2622320), (615, 2097856), (656, 1966740), (820, 1573392), (960, 1343939), (984, 1311160), (1230, 1048928), (1312, 983370), (1640, 786696), (1968, 655580), (2460, 524464), (2624, 491685), (3280, 393348), (3936, 327790), (4920, 262232), (6560, 196674), (7872, 163895), (9840, 131116), (13120, 98337), (19680, 65558), (32779, 39360)]