309849480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 1075829040

約数和(自身を除く): 765979560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 197, 204, 255, 257, 306, 340, 360, 394, 408, 510, 514, 591, 612, 680, 765, 771, 788, 985, 1020, 1028, 1182, 1224, 1285, 1530, 1542, 1576, 1773, 1970, 2040, 2056, 2313, 2364, 2570, 2955, 3060, 3084, 3349, 3546, 3855, 3940, 4369, 4626, 4728, 5140, 5910, 6120, 6168, 6698, 7092, 7710, 7880, 8738, 8865, 9252, 10047, 10280, 11565, 11820, 13107, 13396, 14184, 15420, 16745, 17476, 17730, 18504, 20094, 21845, 23130, 23640, 26214, 26792, 30141, 30840, 33490, 34952, 35460, 39321, 40188, 43690, 46260, 50235, 50629, 52428, 60282, 65535, 66980, 70920, 78642, 80376, 87380, 92520, 100470, 101258, 104856, 120564, 131070, 133960, 150705, 151887, 157284, 174760, 196605, 200940, 202516, 241128, 253145, 262140, 301410, 303774, 314568, 393210, 401880, 405032, 455661, 506290, 524280, 602820, 607548, 759435, 786420, 860693, 911322, 1012580, 1205640, 1215096, 1518870, 1572840, 1721386, 1822644, 2025160, 2278305, 2582079, 3037740, 3442772, 3645288, 4303465, 4556610, 5164158, 6075480, 6885544, 7746237, 8606930, 9113220, 10328316, 12910395, 15492474, 17213860, 18226440, 20656632, 25820790, 30984948, 34427720, 38731185, 51641580, 61969896, 77462370, 103283160, 154924740, 309849480]

約数ペア:

[(1, 309849480), (2, 154924740), (3, 103283160), (4, 77462370), (5, 61969896), (6, 51641580), (8, 38731185), (9, 34427720), (10, 30984948), (12, 25820790), (15, 20656632), (17, 18226440), (18, 17213860), (20, 15492474), (24, 12910395), (30, 10328316), (34, 9113220), (36, 8606930), (40, 7746237), (45, 6885544), (51, 6075480), (60, 5164158), (68, 4556610), (72, 4303465), (85, 3645288), (90, 3442772), (102, 3037740), (120, 2582079), (136, 2278305), (153, 2025160), (170, 1822644), (180, 1721386), (197, 1572840), (204, 1518870), (255, 1215096), (257, 1205640), (306, 1012580), (340, 911322), (360, 860693), (394, 786420), (408, 759435), (510, 607548), (514, 602820), (591, 524280), (612, 506290), (680, 455661), (765, 405032), (771, 401880), (788, 393210), (985, 314568), (1020, 303774), (1028, 301410), (1182, 262140), (1224, 253145), (1285, 241128), (1530, 202516), (1542, 200940), (1576, 196605), (1773, 174760), (1970, 157284), (2040, 151887), (2056, 150705), (2313, 133960), (2364, 131070), (2570, 120564), (2955, 104856), (3060, 101258), (3084, 100470), (3349, 92520), (3546, 87380), (3855, 80376), (3940, 78642), (4369, 70920), (4626, 66980), (4728, 65535), (5140, 60282), (5910, 52428), (6120, 50629), (6168, 50235), (6698, 46260), (7092, 43690), (7710, 40188), (7880, 39321), (8738, 35460), (8865, 34952), (9252, 33490), (10047, 30840), (10280, 30141), (11565, 26792), (11820, 26214), (13107, 23640), (13396, 23130), (14184, 21845), (15420, 20094), (16745, 18504), (17476, 17730)]