290340480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 256

約数和(自身を含む): 980472960

約数和(自身を除く): 690132480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 61, 64, 67, 74, 80, 96, 111, 120, 122, 128, 134, 148, 160, 183, 185, 192, 201, 222, 240, 244, 268, 296, 305, 320, 335, 366, 370, 384, 402, 444, 480, 488, 536, 555, 592, 610, 640, 670, 732, 740, 804, 888, 915, 960, 976, 1005, 1072, 1110, 1184, 1220, 1340, 1464, 1480, 1608, 1776, 1830, 1920, 1952, 2010, 2144, 2220, 2257, 2368, 2440, 2479, 2680, 2928, 2960, 3216, 3552, 3660, 3904, 4020, 4087, 4288, 4440, 4514, 4736, 4880, 4958, 5360, 5856, 5920, 6432, 6771, 7104, 7320, 7437, 7808, 8040, 8174, 8576, 8880, 9028, 9760, 9916, 10720, 11285, 11712, 11840, 12261, 12395, 12864, 13542, 14208, 14640, 14874, 16080, 16348, 17760, 18056, 19520, 19832, 20435, 21440, 22570, 23424, 23680, 24522, 24790, 25728, 27084, 29280, 29748, 32160, 32696, 33855, 35520, 36112, 37185, 39040, 39664, 40870, 42880, 45140, 49044, 49580, 54168, 58560, 59496, 61305, 64320, 65392, 67710, 71040, 72224, 74370, 79328, 81740, 90280, 98088, 99160, 108336, 117120, 118992, 122610, 128640, 130784, 135420, 144448, 148740, 151219, 158656, 163480, 180560, 196176, 198320, 216672, 237984, 245220, 261568, 270840, 288896, 297480, 302438, 317312, 326960, 361120, 392352, 396640, 433344, 453657, 475968, 490440, 523136, 541680, 594960, 604876, 653920, 722240, 756095, 784704, 793280, 866688, 907314, 951936, 980880, 1083360, 1189920, 1209752, 1307840, 1444480, 1512190, 1569408, 1586560, 1814628, 1961760, 2166720, 2268285, 2379840, 2419504, 2615680, 3024380, 3629256, 3923520, 4333440, 4536570, 4759680, 4839008, 6048760, 7258512, 7847040, 9073140, 9678016, 12097520, 14517024, 18146280, 19356032, 24195040, 29034048, 36292560, 48390080, 58068096, 72585120, 96780160, 145170240, 290340480]

約数ペア:

[(1, 290340480), (2, 145170240), (3, 96780160), (4, 72585120), (5, 58068096), (6, 48390080), (8, 36292560), (10, 29034048), (12, 24195040), (15, 19356032), (16, 18146280), (20, 14517024), (24, 12097520), (30, 9678016), (32, 9073140), (37, 7847040), (40, 7258512), (48, 6048760), (60, 4839008), (61, 4759680), (64, 4536570), (67, 4333440), (74, 3923520), (80, 3629256), (96, 3024380), (111, 2615680), (120, 2419504), (122, 2379840), (128, 2268285), (134, 2166720), (148, 1961760), (160, 1814628), (183, 1586560), (185, 1569408), (192, 1512190), (201, 1444480), (222, 1307840), (240, 1209752), (244, 1189920), (268, 1083360), (296, 980880), (305, 951936), (320, 907314), (335, 866688), (366, 793280), (370, 784704), (384, 756095), (402, 722240), (444, 653920), (480, 604876), (488, 594960), (536, 541680), (555, 523136), (592, 490440), (610, 475968), (640, 453657), (670, 433344), (732, 396640), (740, 392352), (804, 361120), (888, 326960), (915, 317312), (960, 302438), (976, 297480), (1005, 288896), (1072, 270840), (1110, 261568), (1184, 245220), (1220, 237984), (1340, 216672), (1464, 198320), (1480, 196176), (1608, 180560), (1776, 163480), (1830, 158656), (1920, 151219), (1952, 148740), (2010, 144448), (2144, 135420), (2220, 130784), (2257, 128640), (2368, 122610), (2440, 118992), (2479, 117120), (2680, 108336), (2928, 99160), (2960, 98088), (3216, 90280), (3552, 81740), (3660, 79328), (3904, 74370), (4020, 72224), (4087, 71040), (4288, 67710), (4440, 65392), (4514, 64320), (4736, 61305), (4880, 59496), (4958, 58560), (5360, 54168), (5856, 49580), (5920, 49044), (6432, 45140), (6771, 42880), (7104, 40870), (7320, 39664), (7437, 39040), (7808, 37185), (8040, 36112), (8174, 35520), (8576, 33855), (8880, 32696), (9028, 32160), (9760, 29748), (9916, 29280), (10720, 27084), (11285, 25728), (11712, 24790), (11840, 24522), (12261, 23680), (12395, 23424), (12864, 22570), (13542, 21440), (14208, 20435), (14640, 19832), (14874, 19520), (16080, 18056), (16348, 17760)]