15690960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 58805760

約数和(自身を除く): 43114800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 37, 38, 40, 45, 48, 57, 60, 62, 72, 74, 76, 80, 90, 93, 95, 111, 114, 120, 124, 144, 148, 152, 155, 171, 180, 185, 186, 190, 222, 228, 240, 248, 279, 285, 296, 304, 310, 333, 342, 360, 370, 372, 380, 444, 456, 465, 496, 555, 558, 570, 589, 592, 620, 666, 684, 703, 720, 740, 744, 760, 855, 888, 912, 930, 1110, 1116, 1140, 1147, 1178, 1240, 1332, 1368, 1395, 1406, 1480, 1488, 1520, 1665, 1710, 1767, 1776, 1860, 2109, 2220, 2232, 2280, 2294, 2356, 2480, 2664, 2736, 2790, 2812, 2945, 2960, 3330, 3420, 3441, 3515, 3534, 3720, 4218, 4440, 4464, 4560, 4588, 4712, 5301, 5328, 5580, 5624, 5735, 5890, 6327, 6660, 6840, 6882, 7030, 7068, 7440, 8436, 8835, 8880, 9176, 9424, 10323, 10545, 10602, 11160, 11248, 11470, 11780, 12654, 13320, 13680, 13764, 14060, 14136, 16872, 17205, 17670, 18352, 20646, 21090, 21204, 21793, 22320, 22940, 23560, 25308, 26505, 26640, 27528, 28120, 28272, 31635, 33744, 34410, 35340, 41292, 42180, 42408, 43586, 45880, 47120, 50616, 51615, 53010, 55056, 56240, 63270, 65379, 68820, 70680, 82584, 84360, 84816, 87172, 91760, 101232, 103230, 106020, 108965, 126540, 130758, 137640, 141360, 165168, 168720, 174344, 196137, 206460, 212040, 217930, 253080, 261516, 275280, 326895, 348688, 392274, 412920, 424080, 435860, 506160, 523032, 653790, 784548, 825840, 871720, 980685, 1046064, 1307580, 1569096, 1743440, 1961370, 2615160, 3138192, 3922740, 5230320, 7845480, 15690960]

約数ペア:

[(1, 15690960), (2, 7845480), (3, 5230320), (4, 3922740), (5, 3138192), (6, 2615160), (8, 1961370), (9, 1743440), (10, 1569096), (12, 1307580), (15, 1046064), (16, 980685), (18, 871720), (19, 825840), (20, 784548), (24, 653790), (30, 523032), (31, 506160), (36, 435860), (37, 424080), (38, 412920), (40, 392274), (45, 348688), (48, 326895), (57, 275280), (60, 261516), (62, 253080), (72, 217930), (74, 212040), (76, 206460), (80, 196137), (90, 174344), (93, 168720), (95, 165168), (111, 141360), (114, 137640), (120, 130758), (124, 126540), (144, 108965), (148, 106020), (152, 103230), (155, 101232), (171, 91760), (180, 87172), (185, 84816), (186, 84360), (190, 82584), (222, 70680), (228, 68820), (240, 65379), (248, 63270), (279, 56240), (285, 55056), (296, 53010), (304, 51615), (310, 50616), (333, 47120), (342, 45880), (360, 43586), (370, 42408), (372, 42180), (380, 41292), (444, 35340), (456, 34410), (465, 33744), (496, 31635), (555, 28272), (558, 28120), (570, 27528), (589, 26640), (592, 26505), (620, 25308), (666, 23560), (684, 22940), (703, 22320), (720, 21793), (740, 21204), (744, 21090), (760, 20646), (855, 18352), (888, 17670), (912, 17205), (930, 16872), (1110, 14136), (1116, 14060), (1140, 13764), (1147, 13680), (1178, 13320), (1240, 12654), (1332, 11780), (1368, 11470), (1395, 11248), (1406, 11160), (1480, 10602), (1488, 10545), (1520, 10323), (1665, 9424), (1710, 9176), (1767, 8880), (1776, 8835), (1860, 8436), (2109, 7440), (2220, 7068), (2232, 7030), (2280, 6882), (2294, 6840), (2356, 6660), (2480, 6327), (2664, 5890), (2736, 5735), (2790, 5624), (2812, 5580), (2945, 5328), (2960, 5301), (3330, 4712), (3420, 4588), (3441, 4560), (3515, 4464), (3534, 4440), (3720, 4218)]