556169940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^3\times {\mathrm{61}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 1762335120

約数和(自身を除く): 1206165180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 61, 74, 90, 111, 122, 148, 180, 183, 185, 222, 244, 305, 333, 366, 370, 444, 549, 555, 610, 666, 732, 740, 915, 1098, 1110, 1220, 1332, 1369, 1665, 1830, 2196, 2220, 2257, 2738, 2745, 3330, 3660, 4107, 4514, 5476, 5490, 6660, 6771, 6845, 8214, 9028, 10980, 11285, 12321, 13542, 13690, 16428, 20313, 20535, 22570, 24642, 27084, 27380, 33855, 40626, 41070, 45140, 49284, 50653, 61605, 67710, 81252, 82140, 83509, 101306, 101565, 123210, 135420, 151959, 167018, 202612, 203130, 246420, 250527, 253265, 303918, 334036, 406260, 417545, 455877, 501054, 506530, 607836, 751581, 759795, 835090, 911754, 1002108, 1013060, 1252635, 1503162, 1519590, 1670180, 1823508, 2279385, 2505270, 3006324, 3039180, 3089833, 3757905, 4558770, 5010540, 6179666, 7515810, 9117540, 9269499, 12359332, 15031620, 15449165, 18538998, 27808497, 30898330, 37077996, 46347495, 55616994, 61796660, 92694990, 111233988, 139042485, 185389980, 278084970, 556169940]

約数ペア:

[(1, 556169940), (2, 278084970), (3, 185389980), (4, 139042485), (5, 111233988), (6, 92694990), (9, 61796660), (10, 55616994), (12, 46347495), (15, 37077996), (18, 30898330), (20, 27808497), (30, 18538998), (36, 15449165), (37, 15031620), (45, 12359332), (60, 9269499), (61, 9117540), (74, 7515810), (90, 6179666), (111, 5010540), (122, 4558770), (148, 3757905), (180, 3089833), (183, 3039180), (185, 3006324), (222, 2505270), (244, 2279385), (305, 1823508), (333, 1670180), (366, 1519590), (370, 1503162), (444, 1252635), (549, 1013060), (555, 1002108), (610, 911754), (666, 835090), (732, 759795), (740, 751581), (915, 607836), (1098, 506530), (1110, 501054), (1220, 455877), (1332, 417545), (1369, 406260), (1665, 334036), (1830, 303918), (2196, 253265), (2220, 250527), (2257, 246420), (2738, 203130), (2745, 202612), (3330, 167018), (3660, 151959), (4107, 135420), (4514, 123210), (5476, 101565), (5490, 101306), (6660, 83509), (6771, 82140), (6845, 81252), (8214, 67710), (9028, 61605), (10980, 50653), (11285, 49284), (12321, 45140), (13542, 41070), (13690, 40626), (16428, 33855), (20313, 27380), (20535, 27084), (22570, 24642)]