256643640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:432

約数の個数: 320

約数和(自身を含む): 993168000

約数和(自身を除く): 736524360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 54, 55, 57, 60, 66, 72, 76, 81, 88, 90, 95, 99, 108, 110, 114, 120, 132, 135, 152, 162, 165, 171, 180, 190, 198, 209, 216, 220, 228, 264, 270, 285, 297, 324, 330, 342, 360, 379, 380, 396, 405, 418, 440, 456, 495, 513, 540, 570, 594, 627, 648, 660, 684, 758, 760, 792, 810, 836, 855, 891, 990, 1026, 1045, 1080, 1137, 1140, 1188, 1254, 1320, 1368, 1485, 1516, 1539, 1620, 1672, 1710, 1782, 1881, 1895, 1980, 2052, 2090, 2274, 2280, 2376, 2508, 2565, 2970, 3032, 3078, 3135, 3240, 3411, 3420, 3564, 3762, 3790, 3960, 4104, 4169, 4180, 4455, 4548, 5016, 5130, 5643, 5685, 5940, 6156, 6270, 6822, 6840, 7128, 7201, 7524, 7580, 7695, 8338, 8360, 8910, 9096, 9405, 10233, 10260, 11286, 11370, 11880, 12312, 12507, 12540, 13644, 14402, 15048, 15160, 15390, 16676, 16929, 17055, 17820, 18810, 20466, 20520, 20845, 21603, 22572, 22740, 25014, 25080, 27288, 28215, 28804, 30699, 30780, 33352, 33858, 34110, 35640, 36005, 37521, 37620, 40932, 41690, 43206, 45144, 45480, 50028, 51165, 56430, 57608, 61398, 61560, 62535, 64809, 67716, 68220, 72010, 75042, 75240, 79211, 81864, 83380, 84645, 86412, 100056, 102330, 108015, 112563, 112860, 122796, 125070, 129618, 135432, 136440, 144020, 150084, 153495, 158422, 166760, 169290, 172824, 187605, 194427, 204660, 216030, 225126, 225720, 237633, 245592, 250140, 259236, 288040, 300168, 306990, 316844, 324045, 337689, 338580, 375210, 388854, 396055, 409320, 432060, 450252, 475266, 500280, 518472, 562815, 583281, 613980, 633688, 648090, 675378, 677160, 712899, 750420, 777708, 792110, 864120, 900504, 950532, 972135, 1125630, 1166562, 1188165, 1227960, 1296180, 1350756, 1425798, 1500840, 1555416, 1584220, 1688445, 1901064, 1944270, 2138697, 2251260, 2333124, 2376330, 2592360, 2701512, 2851596, 2916405, 3168440, 3376890, 3564495, 3888540, 4277394, 4502520, 4666248, 4752660, 5703192, 5832810, 6416091, 6753780, 7128990, 7777080, 8554788, 9505320, 10693485, 11665620, 12832182, 13507560, 14257980, 17109576, 21386970, 23331240, 25664364, 28515960, 32080455, 42773940, 51328728, 64160910, 85547880, 128321820, 256643640]

約数ペア:

[(1, 256643640), (2, 128321820), (3, 85547880), (4, 64160910), (5, 51328728), (6, 42773940), (8, 32080455), (9, 28515960), (10, 25664364), (11, 23331240), (12, 21386970), (15, 17109576), (18, 14257980), (19, 13507560), (20, 12832182), (22, 11665620), (24, 10693485), (27, 9505320), (30, 8554788), (33, 7777080), (36, 7128990), (38, 6753780), (40, 6416091), (44, 5832810), (45, 5703192), (54, 4752660), (55, 4666248), (57, 4502520), (60, 4277394), (66, 3888540), (72, 3564495), (76, 3376890), (81, 3168440), (88, 2916405), (90, 2851596), (95, 2701512), (99, 2592360), (108, 2376330), (110, 2333124), (114, 2251260), (120, 2138697), (132, 1944270), (135, 1901064), (152, 1688445), (162, 1584220), (165, 1555416), (171, 1500840), (180, 1425798), (190, 1350756), (198, 1296180), (209, 1227960), (216, 1188165), (220, 1166562), (228, 1125630), (264, 972135), (270, 950532), (285, 900504), (297, 864120), (324, 792110), (330, 777708), (342, 750420), (360, 712899), (379, 677160), (380, 675378), (396, 648090), (405, 633688), (418, 613980), (440, 583281), (456, 562815), (495, 518472), (513, 500280), (540, 475266), (570, 450252), (594, 432060), (627, 409320), (648, 396055), (660, 388854), (684, 375210), (758, 338580), (760, 337689), (792, 324045), (810, 316844), (836, 306990), (855, 300168), (891, 288040), (990, 259236), (1026, 250140), (1045, 245592), (1080, 237633), (1137, 225720), (1140, 225126), (1188, 216030), (1254, 204660), (1320, 194427), (1368, 187605), (1485, 172824), (1516, 169290), (1539, 166760), (1620, 158422), (1672, 153495), (1710, 150084), (1782, 144020), (1881, 136440), (1895, 135432), (1980, 129618), (2052, 125070), (2090, 122796), (2274, 112860), (2280, 112563), (2376, 108015), (2508, 102330), (2565, 100056), (2970, 86412), (3032, 84645), (3078, 83380), (3135, 81864), (3240, 79211), (3411, 75240), (3420, 75042), (3564, 72010), (3762, 68220), (3790, 67716), (3960, 64809), (4104, 62535), (4169, 61560), (4180, 61398), (4455, 57608), (4548, 56430), (5016, 51165), (5130, 50028), (5643, 45480), (5685, 45144), (5940, 43206), (6156, 41690), (6270, 40932), (6822, 37620), (6840, 37521), (7128, 36005), (7201, 35640), (7524, 34110), (7580, 33858), (7695, 33352), (8338, 30780), (8360, 30699), (8910, 28804), (9096, 28215), (9405, 27288), (10233, 25080), (10260, 25014), (11286, 22740), (11370, 22572), (11880, 21603), (12312, 20845), (12507, 20520), (12540, 20466), (13644, 18810), (14402, 17820), (15048, 17055), (15160, 16929), (15390, 16676)]