319309920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 288

約数和(自身を含む): 1177473024

約数和(自身を除く): 858163104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 31, 32, 36, 40, 45, 46, 48, 60, 62, 69, 72, 80, 90, 92, 93, 96, 115, 120, 124, 138, 144, 155, 160, 180, 184, 186, 207, 230, 240, 248, 276, 279, 288, 310, 311, 345, 360, 368, 372, 414, 460, 465, 480, 496, 552, 558, 620, 622, 690, 713, 720, 736, 744, 828, 920, 930, 933, 992, 1035, 1104, 1116, 1240, 1244, 1380, 1395, 1426, 1440, 1488, 1555, 1656, 1840, 1860, 1866, 2070, 2139, 2208, 2232, 2480, 2488, 2760, 2790, 2799, 2852, 2976, 3110, 3312, 3565, 3680, 3720, 3732, 4140, 4278, 4464, 4665, 4960, 4976, 5520, 5580, 5598, 5704, 6220, 6417, 6624, 7130, 7153, 7440, 7464, 8280, 8556, 8928, 9330, 9641, 9952, 10695, 11040, 11160, 11196, 11408, 12440, 12834, 13995, 14260, 14306, 14880, 14928, 16560, 17112, 18660, 19282, 21390, 21459, 22320, 22392, 22816, 24880, 25668, 27990, 28520, 28612, 28923, 29856, 32085, 33120, 34224, 35765, 37320, 38564, 42780, 42918, 44640, 44784, 48205, 49760, 51336, 55980, 57040, 57224, 57846, 64170, 64377, 68448, 71530, 74640, 77128, 85560, 85836, 86769, 89568, 96410, 102672, 107295, 111960, 114080, 114448, 115692, 128340, 128754, 143060, 144615, 149280, 154256, 171120, 171672, 173538, 192820, 205344, 214590, 221743, 223920, 228896, 231384, 256680, 257508, 286120, 289230, 308512, 321885, 342240, 343344, 347076, 385640, 429180, 433845, 443486, 447840, 462768, 513360, 515016, 572240, 578460, 643770, 665229, 686688, 694152, 771280, 858360, 867690, 886972, 925536, 1026720, 1030032, 1108715, 1144480, 1156920, 1287540, 1330458, 1388304, 1542560, 1716720, 1735380, 1773944, 1995687, 2060064, 2217430, 2313840, 2575080, 2660916, 2776608, 3326145, 3433440, 3470760, 3547888, 3991374, 4434860, 4627680, 5150160, 5321832, 6652290, 6941520, 7095776, 7982748, 8869720, 9978435, 10300320, 10643664, 13304580, 13883040, 15965496, 17739440, 19956870, 21287328, 26609160, 31930992, 35478880, 39913740, 53218320, 63861984, 79827480, 106436640, 159654960, 319309920]

約数ペア:

[(1, 319309920), (2, 159654960), (3, 106436640), (4, 79827480), (5, 63861984), (6, 53218320), (8, 39913740), (9, 35478880), (10, 31930992), (12, 26609160), (15, 21287328), (16, 19956870), (18, 17739440), (20, 15965496), (23, 13883040), (24, 13304580), (30, 10643664), (31, 10300320), (32, 9978435), (36, 8869720), (40, 7982748), (45, 7095776), (46, 6941520), (48, 6652290), (60, 5321832), (62, 5150160), (69, 4627680), (72, 4434860), (80, 3991374), (90, 3547888), (92, 3470760), (93, 3433440), (96, 3326145), (115, 2776608), (120, 2660916), (124, 2575080), (138, 2313840), (144, 2217430), (155, 2060064), (160, 1995687), (180, 1773944), (184, 1735380), (186, 1716720), (207, 1542560), (230, 1388304), (240, 1330458), (248, 1287540), (276, 1156920), (279, 1144480), (288, 1108715), (310, 1030032), (311, 1026720), (345, 925536), (360, 886972), (368, 867690), (372, 858360), (414, 771280), (460, 694152), (465, 686688), (480, 665229), (496, 643770), (552, 578460), (558, 572240), (620, 515016), (622, 513360), (690, 462768), (713, 447840), (720, 443486), (736, 433845), (744, 429180), (828, 385640), (920, 347076), (930, 343344), (933, 342240), (992, 321885), (1035, 308512), (1104, 289230), (1116, 286120), (1240, 257508), (1244, 256680), (1380, 231384), (1395, 228896), (1426, 223920), (1440, 221743), (1488, 214590), (1555, 205344), (1656, 192820), (1840, 173538), (1860, 171672), (1866, 171120), (2070, 154256), (2139, 149280), (2208, 144615), (2232, 143060), (2480, 128754), (2488, 128340), (2760, 115692), (2790, 114448), (2799, 114080), (2852, 111960), (2976, 107295), (3110, 102672), (3312, 96410), (3565, 89568), (3680, 86769), (3720, 85836), (3732, 85560), (4140, 77128), (4278, 74640), (4464, 71530), (4665, 68448), (4960, 64377), (4976, 64170), (5520, 57846), (5580, 57224), (5598, 57040), (5704, 55980), (6220, 51336), (6417, 49760), (6624, 48205), (7130, 44784), (7153, 44640), (7440, 42918), (7464, 42780), (8280, 38564), (8556, 37320), (8928, 35765), (9330, 34224), (9641, 33120), (9952, 32085), (10695, 29856), (11040, 28923), (11160, 28612), (11196, 28520), (11408, 27990), (12440, 25668), (12834, 24880), (13995, 22816), (14260, 22392), (14306, 22320), (14880, 21459), (14928, 21390), (16560, 19282), (17112, 18660)]