320588520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 256

約数和(自身を含む): 1181952000

約数和(自身を除く): 861363480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 53, 56, 57, 60, 70, 76, 84, 95, 105, 106, 114, 120, 133, 140, 152, 159, 168, 190, 210, 212, 228, 265, 266, 280, 285, 318, 371, 379, 380, 399, 420, 424, 456, 530, 532, 570, 636, 665, 742, 758, 760, 795, 798, 840, 1007, 1060, 1064, 1113, 1137, 1140, 1272, 1330, 1484, 1516, 1590, 1596, 1855, 1895, 1995, 2014, 2120, 2226, 2274, 2280, 2653, 2660, 2968, 3021, 3032, 3180, 3192, 3710, 3790, 3990, 4028, 4452, 4548, 5035, 5306, 5320, 5565, 5685, 6042, 6360, 7049, 7201, 7420, 7580, 7959, 7980, 8056, 8904, 9096, 10070, 10612, 11130, 11370, 12084, 13265, 14098, 14402, 14840, 15105, 15160, 15918, 15960, 20087, 20140, 21147, 21224, 21603, 22260, 22740, 24168, 26530, 28196, 28804, 30210, 31836, 35245, 36005, 39795, 40174, 40280, 42294, 43206, 44520, 45480, 50407, 53060, 56392, 57608, 60261, 60420, 63672, 70490, 72010, 79590, 80348, 84588, 86412, 100435, 100814, 105735, 106120, 108015, 120522, 120840, 140609, 140980, 144020, 151221, 159180, 160696, 169176, 172824, 200870, 201628, 211470, 216030, 241044, 252035, 281218, 281960, 288040, 301305, 302442, 318360, 381653, 401740, 403256, 421827, 422940, 432060, 482088, 504070, 562436, 602610, 604884, 703045, 756105, 763306, 803480, 843654, 845880, 864120, 1008140, 1124872, 1144959, 1205220, 1209768, 1406090, 1512210, 1526612, 1687308, 1908265, 2016280, 2109135, 2289918, 2410440, 2671571, 2812180, 3024420, 3053224, 3374616, 3816530, 4218270, 4579836, 5343142, 5624360, 5724795, 6048840, 7633060, 8014713, 8436540, 9159672, 10686284, 11449590, 13357855, 15266120, 16029426, 16873080, 21372568, 22899180, 26715710, 32058852, 40073565, 45798360, 53431420, 64117704, 80147130, 106862840, 160294260, 320588520]

約数ペア:

[(1, 320588520), (2, 160294260), (3, 106862840), (4, 80147130), (5, 64117704), (6, 53431420), (7, 45798360), (8, 40073565), (10, 32058852), (12, 26715710), (14, 22899180), (15, 21372568), (19, 16873080), (20, 16029426), (21, 15266120), (24, 13357855), (28, 11449590), (30, 10686284), (35, 9159672), (38, 8436540), (40, 8014713), (42, 7633060), (53, 6048840), (56, 5724795), (57, 5624360), (60, 5343142), (70, 4579836), (76, 4218270), (84, 3816530), (95, 3374616), (105, 3053224), (106, 3024420), (114, 2812180), (120, 2671571), (133, 2410440), (140, 2289918), (152, 2109135), (159, 2016280), (168, 1908265), (190, 1687308), (210, 1526612), (212, 1512210), (228, 1406090), (265, 1209768), (266, 1205220), (280, 1144959), (285, 1124872), (318, 1008140), (371, 864120), (379, 845880), (380, 843654), (399, 803480), (420, 763306), (424, 756105), (456, 703045), (530, 604884), (532, 602610), (570, 562436), (636, 504070), (665, 482088), (742, 432060), (758, 422940), (760, 421827), (795, 403256), (798, 401740), (840, 381653), (1007, 318360), (1060, 302442), (1064, 301305), (1113, 288040), (1137, 281960), (1140, 281218), (1272, 252035), (1330, 241044), (1484, 216030), (1516, 211470), (1590, 201628), (1596, 200870), (1855, 172824), (1895, 169176), (1995, 160696), (2014, 159180), (2120, 151221), (2226, 144020), (2274, 140980), (2280, 140609), (2653, 120840), (2660, 120522), (2968, 108015), (3021, 106120), (3032, 105735), (3180, 100814), (3192, 100435), (3710, 86412), (3790, 84588), (3990, 80348), (4028, 79590), (4452, 72010), (4548, 70490), (5035, 63672), (5306, 60420), (5320, 60261), (5565, 57608), (5685, 56392), (6042, 53060), (6360, 50407), (7049, 45480), (7201, 44520), (7420, 43206), (7580, 42294), (7959, 40280), (7980, 40174), (8056, 39795), (8904, 36005), (9096, 35245), (10070, 31836), (10612, 30210), (11130, 28804), (11370, 28196), (12084, 26530), (13265, 24168), (14098, 22740), (14402, 22260), (14840, 21603), (15105, 21224), (15160, 21147), (15918, 20140), (15960, 20087)]