15218280

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 320

約数和(自身を含む): 64817280

約数和(自身を除く): 49599000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 61, 63, 66, 70, 72, 77, 81, 84, 88, 90, 99, 105, 108, 110, 120, 122, 126, 132, 135, 140, 154, 162, 165, 168, 180, 183, 189, 198, 210, 216, 220, 231, 244, 252, 264, 270, 280, 297, 305, 308, 315, 324, 330, 360, 366, 378, 385, 396, 405, 420, 427, 440, 462, 488, 495, 504, 540, 549, 567, 594, 610, 616, 630, 648, 660, 671, 693, 732, 756, 770, 792, 810, 840, 854, 891, 915, 924, 945, 990, 1080, 1098, 1134, 1155, 1188, 1220, 1260, 1281, 1320, 1342, 1386, 1464, 1485, 1512, 1540, 1620, 1647, 1708, 1782, 1830, 1848, 1890, 1980, 2013, 2079, 2135, 2196, 2268, 2310, 2376, 2440, 2520, 2562, 2684, 2745, 2772, 2835, 2970, 3080, 3240, 3294, 3355, 3416, 3465, 3564, 3660, 3780, 3843, 3960, 4026, 4158, 4270, 4392, 4455, 4536, 4620, 4697, 4941, 5124, 5368, 5490, 5544, 5670, 5940, 6039, 6237, 6405, 6588, 6710, 6930, 7128, 7320, 7560, 7686, 8052, 8235, 8316, 8540, 8910, 9240, 9394, 9882, 10065, 10248, 10395, 10980, 11340, 11529, 11880, 12078, 12474, 12810, 13176, 13420, 13860, 14091, 15372, 16104, 16470, 16632, 17080, 17820, 18117, 18788, 19215, 19764, 20130, 20790, 21960, 22680, 23058, 23485, 24156, 24705, 24948, 25620, 26840, 27720, 28182, 30195, 30744, 31185, 32940, 34587, 35640, 36234, 37576, 38430, 39528, 40260, 41580, 42273, 46116, 46970, 48312, 49410, 49896, 51240, 54351, 56364, 57645, 60390, 62370, 65880, 69174, 70455, 72468, 76860, 80520, 83160, 84546, 90585, 92232, 93940, 98820, 108702, 112728, 115290, 120780, 124740, 126819, 138348, 140910, 144936, 153720, 169092, 172935, 181170, 187880, 197640, 211365, 217404, 230580, 241560, 249480, 253638, 271755, 276696, 281820, 338184, 345870, 362340, 380457, 422730, 434808, 461160, 507276, 543510, 563640, 634095, 691740, 724680, 760914, 845460, 1014552, 1087020, 1268190, 1383480, 1521828, 1690920, 1902285, 2174040, 2536380, 3043656, 3804570, 5072760, 7609140, 15218280]

約数ペア:

[(1, 15218280), (2, 7609140), (3, 5072760), (4, 3804570), (5, 3043656), (6, 2536380), (7, 2174040), (8, 1902285), (9, 1690920), (10, 1521828), (11, 1383480), (12, 1268190), (14, 1087020), (15, 1014552), (18, 845460), (20, 760914), (21, 724680), (22, 691740), (24, 634095), (27, 563640), (28, 543510), (30, 507276), (33, 461160), (35, 434808), (36, 422730), (40, 380457), (42, 362340), (44, 345870), (45, 338184), (54, 281820), (55, 276696), (56, 271755), (60, 253638), (61, 249480), (63, 241560), (66, 230580), (70, 217404), (72, 211365), (77, 197640), (81, 187880), (84, 181170), (88, 172935), (90, 169092), (99, 153720), (105, 144936), (108, 140910), (110, 138348), (120, 126819), (122, 124740), (126, 120780), (132, 115290), (135, 112728), (140, 108702), (154, 98820), (162, 93940), (165, 92232), (168, 90585), (180, 84546), (183, 83160), (189, 80520), (198, 76860), (210, 72468), (216, 70455), (220, 69174), (231, 65880), (244, 62370), (252, 60390), (264, 57645), (270, 56364), (280, 54351), (297, 51240), (305, 49896), (308, 49410), (315, 48312), (324, 46970), (330, 46116), (360, 42273), (366, 41580), (378, 40260), (385, 39528), (396, 38430), (405, 37576), (420, 36234), (427, 35640), (440, 34587), (462, 32940), (488, 31185), (495, 30744), (504, 30195), (540, 28182), (549, 27720), (567, 26840), (594, 25620), (610, 24948), (616, 24705), (630, 24156), (648, 23485), (660, 23058), (671, 22680), (693, 21960), (732, 20790), (756, 20130), (770, 19764), (792, 19215), (810, 18788), (840, 18117), (854, 17820), (891, 17080), (915, 16632), (924, 16470), (945, 16104), (990, 15372), (1080, 14091), (1098, 13860), (1134, 13420), (1155, 13176), (1188, 12810), (1220, 12474), (1260, 12078), (1281, 11880), (1320, 11529), (1342, 11340), (1386, 10980), (1464, 10395), (1485, 10248), (1512, 10065), (1540, 9882), (1620, 9394), (1647, 9240), (1708, 8910), (1782, 8540), (1830, 8316), (1848, 8235), (1890, 8052), (1980, 7686), (2013, 7560), (2079, 7320), (2135, 7128), (2196, 6930), (2268, 6710), (2310, 6588), (2376, 6405), (2440, 6237), (2520, 6039), (2562, 5940), (2684, 5670), (2745, 5544), (2772, 5490), (2835, 5368), (2970, 5124), (3080, 4941), (3240, 4697), (3294, 4620), (3355, 4536), (3416, 4455), (3465, 4392), (3564, 4270), (3660, 4158), (3780, 4026), (3843, 3960)]