15505560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{293}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 60328800

約数和(自身を除く): 44823240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 293, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 586, 588, 630, 735, 756, 840, 879, 882, 945, 980, 1080, 1172, 1176, 1260, 1323, 1465, 1470, 1512, 1758, 1764, 1890, 1960, 2051, 2205, 2344, 2520, 2637, 2646, 2930, 2940, 3516, 3528, 3780, 4102, 4395, 4410, 5274, 5292, 5860, 5880, 6153, 6615, 7032, 7560, 7911, 8204, 8790, 8820, 10255, 10548, 10584, 11720, 12306, 13185, 13230, 14357, 15822, 16408, 17580, 17640, 18459, 20510, 21096, 24612, 26370, 26460, 28714, 30765, 31644, 35160, 36918, 39555, 41020, 43071, 49224, 52740, 52920, 55377, 57428, 61530, 63288, 71785, 73836, 79110, 82040, 86142, 92295, 105480, 110754, 114856, 123060, 129213, 143570, 147672, 158220, 172284, 184590, 215355, 221508, 246120, 258426, 276885, 287140, 316440, 344568, 369180, 387639, 430710, 443016, 516852, 553770, 574280, 646065, 738360, 775278, 861420, 1033704, 1107540, 1292130, 1550556, 1722840, 1938195, 2215080, 2584260, 3101112, 3876390, 5168520, 7752780, 15505560]

約数ペア:

[(1, 15505560), (2, 7752780), (3, 5168520), (4, 3876390), (5, 3101112), (6, 2584260), (7, 2215080), (8, 1938195), (9, 1722840), (10, 1550556), (12, 1292130), (14, 1107540), (15, 1033704), (18, 861420), (20, 775278), (21, 738360), (24, 646065), (27, 574280), (28, 553770), (30, 516852), (35, 443016), (36, 430710), (40, 387639), (42, 369180), (45, 344568), (49, 316440), (54, 287140), (56, 276885), (60, 258426), (63, 246120), (70, 221508), (72, 215355), (84, 184590), (90, 172284), (98, 158220), (105, 147672), (108, 143570), (120, 129213), (126, 123060), (135, 114856), (140, 110754), (147, 105480), (168, 92295), (180, 86142), (189, 82040), (196, 79110), (210, 73836), (216, 71785), (245, 63288), (252, 61530), (270, 57428), (280, 55377), (293, 52920), (294, 52740), (315, 49224), (360, 43071), (378, 41020), (392, 39555), (420, 36918), (441, 35160), (490, 31644), (504, 30765), (540, 28714), (586, 26460), (588, 26370), (630, 24612), (735, 21096), (756, 20510), (840, 18459), (879, 17640), (882, 17580), (945, 16408), (980, 15822), (1080, 14357), (1172, 13230), (1176, 13185), (1260, 12306), (1323, 11720), (1465, 10584), (1470, 10548), (1512, 10255), (1758, 8820), (1764, 8790), (1890, 8204), (1960, 7911), (2051, 7560), (2205, 7032), (2344, 6615), (2520, 6153), (2637, 5880), (2646, 5860), (2930, 5292), (2940, 5274), (3516, 4410), (3528, 4395), (3780, 4102)]