318739520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 224

約数和(自身を含む): 898891776

約数和(自身を除く): 580152256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 32, 40, 44, 46, 55, 62, 64, 80, 88, 92, 110, 115, 124, 127, 155, 160, 176, 184, 220, 230, 248, 253, 254, 310, 320, 341, 352, 368, 440, 460, 496, 506, 508, 620, 635, 682, 704, 713, 736, 880, 920, 992, 1012, 1016, 1240, 1265, 1270, 1364, 1397, 1426, 1472, 1705, 1760, 1840, 1984, 2024, 2032, 2480, 2530, 2540, 2728, 2794, 2852, 2921, 3410, 3520, 3565, 3680, 3937, 4048, 4064, 4960, 5060, 5080, 5456, 5588, 5704, 5842, 6820, 6985, 7130, 7360, 7843, 7874, 8096, 8128, 9920, 10120, 10160, 10912, 11176, 11408, 11684, 13640, 13970, 14260, 14605, 15686, 15748, 16192, 19685, 20240, 20320, 21824, 22352, 22816, 23368, 27280, 27940, 28520, 29210, 31372, 31496, 32131, 39215, 39370, 40480, 40640, 43307, 44704, 45632, 46736, 54560, 55880, 57040, 58420, 62744, 62992, 64262, 78430, 78740, 80960, 86614, 89408, 90551, 93472, 109120, 111760, 114080, 116840, 125488, 125984, 128524, 156860, 157480, 160655, 173228, 181102, 186944, 216535, 223520, 228160, 233680, 250976, 251968, 257048, 313720, 314960, 321310, 346456, 362204, 433070, 447040, 452755, 467360, 501952, 514096, 627440, 629920, 642620, 692912, 724408, 866140, 905510, 934720, 996061, 1028192, 1254880, 1259840, 1285240, 1385824, 1448816, 1732280, 1811020, 1992122, 2056384, 2509760, 2570480, 2771648, 2897632, 3464560, 3622040, 3984244, 4980305, 5140960, 5795264, 6929120, 7244080, 7968488, 9960610, 10281920, 13858240, 14488160, 15936976, 19921220, 28976320, 31873952, 39842440, 63747904, 79684880, 159369760, 318739520]

約数ペア:

[(1, 318739520), (2, 159369760), (4, 79684880), (5, 63747904), (8, 39842440), (10, 31873952), (11, 28976320), (16, 19921220), (20, 15936976), (22, 14488160), (23, 13858240), (31, 10281920), (32, 9960610), (40, 7968488), (44, 7244080), (46, 6929120), (55, 5795264), (62, 5140960), (64, 4980305), (80, 3984244), (88, 3622040), (92, 3464560), (110, 2897632), (115, 2771648), (124, 2570480), (127, 2509760), (155, 2056384), (160, 1992122), (176, 1811020), (184, 1732280), (220, 1448816), (230, 1385824), (248, 1285240), (253, 1259840), (254, 1254880), (310, 1028192), (320, 996061), (341, 934720), (352, 905510), (368, 866140), (440, 724408), (460, 692912), (496, 642620), (506, 629920), (508, 627440), (620, 514096), (635, 501952), (682, 467360), (704, 452755), (713, 447040), (736, 433070), (880, 362204), (920, 346456), (992, 321310), (1012, 314960), (1016, 313720), (1240, 257048), (1265, 251968), (1270, 250976), (1364, 233680), (1397, 228160), (1426, 223520), (1472, 216535), (1705, 186944), (1760, 181102), (1840, 173228), (1984, 160655), (2024, 157480), (2032, 156860), (2480, 128524), (2530, 125984), (2540, 125488), (2728, 116840), (2794, 114080), (2852, 111760), (2921, 109120), (3410, 93472), (3520, 90551), (3565, 89408), (3680, 86614), (3937, 80960), (4048, 78740), (4064, 78430), (4960, 64262), (5060, 62992), (5080, 62744), (5456, 58420), (5588, 57040), (5704, 55880), (5842, 54560), (6820, 46736), (6985, 45632), (7130, 44704), (7360, 43307), (7843, 40640), (7874, 40480), (8096, 39370), (8128, 39215), (9920, 32131), (10120, 31496), (10160, 31372), (10912, 29210), (11176, 28520), (11408, 27940), (11684, 27280), (13640, 23368), (13970, 22816), (14260, 22352), (14605, 21824), (15686, 20320), (15748, 20240), (16192, 19685)]