195515320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 256

約数和(自身を含む): 624153600

約数和(自身を除く): 428638280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 40, 44, 52, 55, 56, 65, 70, 76, 77, 88, 91, 95, 104, 110, 130, 133, 140, 143, 152, 154, 182, 190, 209, 220, 247, 257, 260, 266, 280, 286, 308, 364, 380, 385, 418, 440, 455, 494, 514, 520, 532, 572, 616, 665, 715, 728, 760, 770, 836, 910, 988, 1001, 1028, 1045, 1064, 1144, 1235, 1285, 1330, 1430, 1463, 1540, 1672, 1729, 1799, 1820, 1976, 2002, 2056, 2090, 2470, 2570, 2660, 2717, 2827, 2860, 2926, 3080, 3341, 3458, 3598, 3640, 4004, 4180, 4883, 4940, 5005, 5140, 5320, 5434, 5654, 5720, 5852, 6682, 6916, 7196, 7315, 8008, 8360, 8645, 8995, 9766, 9880, 10010, 10280, 10868, 11308, 11704, 13364, 13585, 13832, 14135, 14392, 14630, 16705, 17290, 17990, 19019, 19532, 19789, 20020, 21736, 22616, 23387, 24415, 26728, 27170, 28270, 29260, 33410, 34181, 34580, 35980, 36751, 38038, 39064, 39578, 40040, 46774, 48830, 53713, 54340, 56540, 58520, 63479, 66820, 68362, 69160, 71960, 73502, 76076, 79156, 93548, 95095, 97660, 98945, 107426, 108680, 113080, 116935, 126958, 133640, 136724, 147004, 152152, 158312, 170905, 183755, 187096, 190190, 195320, 197890, 214852, 233870, 253916, 257257, 268565, 273448, 294008, 317395, 341810, 367510, 375991, 380380, 395780, 429704, 444353, 467740, 507832, 514514, 537130, 634790, 683620, 698269, 735020, 751982, 760760, 791560, 888706, 935480, 1029028, 1074260, 1269580, 1286285, 1367240, 1396538, 1470040, 1503964, 1777412, 1879955, 2058056, 2148520, 2221765, 2539160, 2572570, 2793076, 3007928, 3491345, 3554824, 3759910, 4443530, 4887883, 5145140, 5586152, 6982690, 7519820, 8887060, 9775766, 10290280, 13965380, 15039640, 17774120, 19551532, 24439415, 27930760, 39103064, 48878830, 97757660, 195515320]

約数ペア:

[(1, 195515320), (2, 97757660), (4, 48878830), (5, 39103064), (7, 27930760), (8, 24439415), (10, 19551532), (11, 17774120), (13, 15039640), (14, 13965380), (19, 10290280), (20, 9775766), (22, 8887060), (26, 7519820), (28, 6982690), (35, 5586152), (38, 5145140), (40, 4887883), (44, 4443530), (52, 3759910), (55, 3554824), (56, 3491345), (65, 3007928), (70, 2793076), (76, 2572570), (77, 2539160), (88, 2221765), (91, 2148520), (95, 2058056), (104, 1879955), (110, 1777412), (130, 1503964), (133, 1470040), (140, 1396538), (143, 1367240), (152, 1286285), (154, 1269580), (182, 1074260), (190, 1029028), (209, 935480), (220, 888706), (247, 791560), (257, 760760), (260, 751982), (266, 735020), (280, 698269), (286, 683620), (308, 634790), (364, 537130), (380, 514514), (385, 507832), (418, 467740), (440, 444353), (455, 429704), (494, 395780), (514, 380380), (520, 375991), (532, 367510), (572, 341810), (616, 317395), (665, 294008), (715, 273448), (728, 268565), (760, 257257), (770, 253916), (836, 233870), (910, 214852), (988, 197890), (1001, 195320), (1028, 190190), (1045, 187096), (1064, 183755), (1144, 170905), (1235, 158312), (1285, 152152), (1330, 147004), (1430, 136724), (1463, 133640), (1540, 126958), (1672, 116935), (1729, 113080), (1799, 108680), (1820, 107426), (1976, 98945), (2002, 97660), (2056, 95095), (2090, 93548), (2470, 79156), (2570, 76076), (2660, 73502), (2717, 71960), (2827, 69160), (2860, 68362), (2926, 66820), (3080, 63479), (3341, 58520), (3458, 56540), (3598, 54340), (3640, 53713), (4004, 48830), (4180, 46774), (4883, 40040), (4940, 39578), (5005, 39064), (5140, 38038), (5320, 36751), (5434, 35980), (5654, 34580), (5720, 34181), (5852, 33410), (6682, 29260), (6916, 28270), (7196, 27170), (7315, 26728), (8008, 24415), (8360, 23387), (8645, 22616), (8995, 21736), (9766, 20020), (9880, 19789), (10010, 19532), (10280, 19019), (10868, 17990), (11308, 17290), (11704, 16705), (13364, 14630), (13585, 14392), (13832, 14135)]