15531120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 59540832

約数和(自身を除く): 44009712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 48, 53, 55, 60, 66, 72, 74, 80, 88, 90, 99, 106, 110, 111, 120, 132, 144, 148, 159, 165, 176, 180, 185, 198, 212, 220, 222, 240, 264, 265, 296, 318, 330, 333, 360, 370, 396, 407, 424, 440, 444, 477, 495, 528, 530, 555, 583, 592, 636, 660, 666, 720, 740, 792, 795, 814, 848, 880, 888, 954, 990, 1060, 1110, 1166, 1221, 1272, 1320, 1332, 1480, 1584, 1590, 1628, 1665, 1749, 1776, 1908, 1961, 1980, 2035, 2120, 2220, 2332, 2385, 2442, 2544, 2640, 2664, 2915, 2960, 3180, 3256, 3330, 3498, 3663, 3816, 3922, 3960, 4070, 4240, 4440, 4664, 4770, 4884, 5247, 5328, 5830, 5883, 6105, 6360, 6512, 6660, 6996, 7326, 7632, 7844, 7920, 8140, 8745, 8880, 9328, 9540, 9768, 9805, 10494, 11660, 11766, 12210, 12720, 13320, 13992, 14652, 15688, 16280, 17490, 17649, 18315, 19080, 19536, 19610, 20988, 21571, 23320, 23532, 24420, 26235, 26640, 27984, 29304, 29415, 31376, 32560, 34980, 35298, 36630, 38160, 39220, 41976, 43142, 46640, 47064, 48840, 52470, 58608, 58830, 64713, 69960, 70596, 73260, 78440, 83952, 86284, 88245, 94128, 97680, 104940, 107855, 117660, 129426, 139920, 141192, 146520, 156880, 172568, 176490, 194139, 209880, 215710, 235320, 258852, 282384, 293040, 323565, 345136, 352980, 388278, 419760, 431420, 470640, 517704, 647130, 705960, 776556, 862840, 970695, 1035408, 1294260, 1411920, 1553112, 1725680, 1941390, 2588520, 3106224, 3882780, 5177040, 7765560, 15531120]

約数ペア:

[(1, 15531120), (2, 7765560), (3, 5177040), (4, 3882780), (5, 3106224), (6, 2588520), (8, 1941390), (9, 1725680), (10, 1553112), (11, 1411920), (12, 1294260), (15, 1035408), (16, 970695), (18, 862840), (20, 776556), (22, 705960), (24, 647130), (30, 517704), (33, 470640), (36, 431420), (37, 419760), (40, 388278), (44, 352980), (45, 345136), (48, 323565), (53, 293040), (55, 282384), (60, 258852), (66, 235320), (72, 215710), (74, 209880), (80, 194139), (88, 176490), (90, 172568), (99, 156880), (106, 146520), (110, 141192), (111, 139920), (120, 129426), (132, 117660), (144, 107855), (148, 104940), (159, 97680), (165, 94128), (176, 88245), (180, 86284), (185, 83952), (198, 78440), (212, 73260), (220, 70596), (222, 69960), (240, 64713), (264, 58830), (265, 58608), (296, 52470), (318, 48840), (330, 47064), (333, 46640), (360, 43142), (370, 41976), (396, 39220), (407, 38160), (424, 36630), (440, 35298), (444, 34980), (477, 32560), (495, 31376), (528, 29415), (530, 29304), (555, 27984), (583, 26640), (592, 26235), (636, 24420), (660, 23532), (666, 23320), (720, 21571), (740, 20988), (792, 19610), (795, 19536), (814, 19080), (848, 18315), (880, 17649), (888, 17490), (954, 16280), (990, 15688), (1060, 14652), (1110, 13992), (1166, 13320), (1221, 12720), (1272, 12210), (1320, 11766), (1332, 11660), (1480, 10494), (1584, 9805), (1590, 9768), (1628, 9540), (1665, 9328), (1749, 8880), (1776, 8745), (1908, 8140), (1961, 7920), (1980, 7844), (2035, 7632), (2120, 7326), (2220, 6996), (2332, 6660), (2385, 6512), (2442, 6360), (2544, 6105), (2640, 5883), (2664, 5830), (2915, 5328), (2960, 5247), (3180, 4884), (3256, 4770), (3330, 4664), (3498, 4440), (3663, 4240), (3816, 4070), (3922, 3960)]