816056460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6449}}^1$

素因数の和:6520

約数の個数: 144

約数和(自身を含む): 2676492000

約数和(自身を除く): 1860435540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1110, 1140, 1332, 1406, 1665, 1710, 2109, 2220, 2812, 3330, 3420, 3515, 4218, 6327, 6449, 6660, 7030, 8436, 10545, 12654, 12898, 14060, 19347, 21090, 25308, 25796, 31635, 32245, 38694, 42180, 58041, 63270, 64490, 77388, 96735, 116082, 122531, 126540, 128980, 193470, 232164, 238613, 245062, 290205, 367593, 386940, 477226, 490124, 580410, 612655, 715839, 735186, 954452, 1102779, 1160820, 1193065, 1225310, 1431678, 1470372, 1837965, 2147517, 2205558, 2386130, 2450620, 2863356, 3579195, 3675930, 4295034, 4411116, 4533647, 4772260, 5513895, 7158390, 7351860, 8590068, 9067294, 10737585, 11027790, 13600941, 14316780, 18134588, 21475170, 22055580, 22668235, 27201882, 40802823, 42950340, 45336470, 54403764, 68004705, 81605646, 90672940, 136009410, 163211292, 204014115, 272018820, 408028230, 816056460]

約数ペア:

[(1, 816056460), (2, 408028230), (3, 272018820), (4, 204014115), (5, 163211292), (6, 136009410), (9, 90672940), (10, 81605646), (12, 68004705), (15, 54403764), (18, 45336470), (19, 42950340), (20, 40802823), (30, 27201882), (36, 22668235), (37, 22055580), (38, 21475170), (45, 18134588), (57, 14316780), (60, 13600941), (74, 11027790), (76, 10737585), (90, 9067294), (95, 8590068), (111, 7351860), (114, 7158390), (148, 5513895), (171, 4772260), (180, 4533647), (185, 4411116), (190, 4295034), (222, 3675930), (228, 3579195), (285, 2863356), (333, 2450620), (342, 2386130), (370, 2205558), (380, 2147517), (444, 1837965), (555, 1470372), (570, 1431678), (666, 1225310), (684, 1193065), (703, 1160820), (740, 1102779), (855, 954452), (1110, 735186), (1140, 715839), (1332, 612655), (1406, 580410), (1665, 490124), (1710, 477226), (2109, 386940), (2220, 367593), (2812, 290205), (3330, 245062), (3420, 238613), (3515, 232164), (4218, 193470), (6327, 128980), (6449, 126540), (6660, 122531), (7030, 116082), (8436, 96735), (10545, 77388), (12654, 64490), (12898, 63270), (14060, 58041), (19347, 42180), (21090, 38694), (25308, 32245), (25796, 31635)]