321452640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:450

約数の個数: 288

約数和(自身を含む): 1195084800

約数和(自身を除く): 873632160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 144, 152, 155, 160, 171, 180, 186, 190, 228, 240, 248, 279, 285, 288, 304, 310, 342, 360, 372, 379, 380, 456, 465, 480, 496, 558, 570, 589, 608, 620, 684, 720, 744, 758, 760, 855, 912, 930, 992, 1116, 1137, 1140, 1178, 1240, 1368, 1395, 1440, 1488, 1516, 1520, 1710, 1767, 1824, 1860, 1895, 2232, 2274, 2280, 2356, 2480, 2736, 2790, 2945, 2976, 3032, 3040, 3411, 3420, 3534, 3720, 3790, 4464, 4548, 4560, 4712, 4960, 5301, 5472, 5580, 5685, 5890, 6064, 6822, 6840, 7068, 7201, 7440, 7580, 8835, 8928, 9096, 9120, 9424, 10602, 11160, 11370, 11749, 11780, 12128, 13644, 13680, 14136, 14402, 14880, 15160, 17055, 17670, 18192, 18848, 21204, 21603, 22320, 22740, 23498, 23560, 26505, 27288, 27360, 28272, 28804, 30320, 34110, 35247, 35340, 36005, 36384, 42408, 43206, 44640, 45480, 46996, 47120, 53010, 54576, 56544, 57608, 58745, 60640, 64809, 68220, 70494, 70680, 72010, 84816, 86412, 90960, 93992, 94240, 105741, 106020, 108015, 109152, 115216, 117490, 129618, 136440, 140988, 141360, 144020, 169632, 172824, 176235, 181920, 187984, 211482, 212040, 216030, 223231, 230432, 234980, 259236, 272880, 281976, 282720, 288040, 324045, 345648, 352470, 375968, 422964, 424080, 432060, 446462, 469960, 518472, 528705, 545760, 563952, 576080, 648090, 669693, 691296, 704940, 845928, 848160, 864120, 892924, 939920, 1036944, 1057410, 1116155, 1127904, 1152160, 1296180, 1339386, 1409880, 1691856, 1728240, 1785848, 1879840, 2009079, 2073888, 2114820, 2232310, 2592360, 2678772, 2819760, 3348465, 3383712, 3456480, 3571696, 4018158, 4229640, 4464620, 5184720, 5357544, 5639520, 6696930, 7143392, 8036316, 8459280, 8929240, 10045395, 10369440, 10715088, 13393860, 16072632, 16918560, 17858480, 20090790, 21430176, 26787720, 32145264, 35716960, 40181580, 53575440, 64290528, 80363160, 107150880, 160726320, 321452640]

約数ペア:

[(1, 321452640), (2, 160726320), (3, 107150880), (4, 80363160), (5, 64290528), (6, 53575440), (8, 40181580), (9, 35716960), (10, 32145264), (12, 26787720), (15, 21430176), (16, 20090790), (18, 17858480), (19, 16918560), (20, 16072632), (24, 13393860), (30, 10715088), (31, 10369440), (32, 10045395), (36, 8929240), (38, 8459280), (40, 8036316), (45, 7143392), (48, 6696930), (57, 5639520), (60, 5357544), (62, 5184720), (72, 4464620), (76, 4229640), (80, 4018158), (90, 3571696), (93, 3456480), (95, 3383712), (96, 3348465), (114, 2819760), (120, 2678772), (124, 2592360), (144, 2232310), (152, 2114820), (155, 2073888), (160, 2009079), (171, 1879840), (180, 1785848), (186, 1728240), (190, 1691856), (228, 1409880), (240, 1339386), (248, 1296180), (279, 1152160), (285, 1127904), (288, 1116155), (304, 1057410), (310, 1036944), (342, 939920), (360, 892924), (372, 864120), (379, 848160), (380, 845928), (456, 704940), (465, 691296), (480, 669693), (496, 648090), (558, 576080), (570, 563952), (589, 545760), (608, 528705), (620, 518472), (684, 469960), (720, 446462), (744, 432060), (758, 424080), (760, 422964), (855, 375968), (912, 352470), (930, 345648), (992, 324045), (1116, 288040), (1137, 282720), (1140, 281976), (1178, 272880), (1240, 259236), (1368, 234980), (1395, 230432), (1440, 223231), (1488, 216030), (1516, 212040), (1520, 211482), (1710, 187984), (1767, 181920), (1824, 176235), (1860, 172824), (1895, 169632), (2232, 144020), (2274, 141360), (2280, 140988), (2356, 136440), (2480, 129618), (2736, 117490), (2790, 115216), (2945, 109152), (2976, 108015), (3032, 106020), (3040, 105741), (3411, 94240), (3420, 93992), (3534, 90960), (3720, 86412), (3790, 84816), (4464, 72010), (4548, 70680), (4560, 70494), (4712, 68220), (4960, 64809), (5301, 60640), (5472, 58745), (5580, 57608), (5685, 56544), (5890, 54576), (6064, 53010), (6822, 47120), (6840, 46996), (7068, 45480), (7201, 44640), (7440, 43206), (7580, 42408), (8835, 36384), (8928, 36005), (9096, 35340), (9120, 35247), (9424, 34110), (10602, 30320), (11160, 28804), (11370, 28272), (11749, 27360), (11780, 27288), (12128, 26505), (13644, 23560), (13680, 23498), (14136, 22740), (14402, 22320), (14880, 21603), (15160, 21204), (17055, 18848), (17670, 18192)]