389918760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2272

約数の個数: 256

約数和(自身を含む): 1535846400

約数和(自身を除く): 1145927640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 55, 56, 57, 60, 66, 70, 76, 77, 84, 88, 95, 105, 110, 114, 120, 132, 133, 140, 152, 154, 165, 168, 190, 209, 210, 220, 228, 231, 264, 266, 280, 285, 308, 330, 380, 385, 399, 418, 420, 440, 456, 462, 532, 570, 616, 627, 660, 665, 760, 770, 798, 836, 840, 924, 1045, 1064, 1140, 1155, 1254, 1320, 1330, 1463, 1540, 1596, 1672, 1848, 1995, 2090, 2221, 2280, 2310, 2508, 2660, 2926, 3080, 3135, 3192, 3990, 4180, 4389, 4442, 4620, 5016, 5320, 5852, 6270, 6663, 7315, 7980, 8360, 8778, 8884, 9240, 11105, 11704, 12540, 13326, 14630, 15547, 15960, 17556, 17768, 21945, 22210, 24431, 25080, 26652, 29260, 31094, 33315, 35112, 42199, 43890, 44420, 46641, 48862, 53304, 58520, 62188, 66630, 73293, 77735, 84398, 87780, 88840, 93282, 97724, 122155, 124376, 126597, 133260, 146586, 155470, 168796, 171017, 175560, 186564, 195448, 210995, 233205, 244310, 253194, 266520, 293172, 295393, 310940, 337592, 342034, 366465, 373128, 421990, 464189, 466410, 488620, 506388, 513051, 586344, 590786, 621880, 632985, 684068, 732930, 843980, 855085, 886179, 928378, 932820, 977240, 1012776, 1026102, 1181572, 1265970, 1368136, 1392567, 1465860, 1476965, 1687960, 1710170, 1772358, 1856756, 1865640, 2052204, 2320945, 2363144, 2531940, 2565255, 2785134, 2931720, 2953930, 3249323, 3420340, 3544716, 3713512, 4104408, 4430895, 4641890, 5063880, 5130510, 5570268, 5907860, 6498646, 6840680, 6962835, 7089432, 8861790, 9283780, 9747969, 10261020, 11140536, 11815720, 12997292, 13925670, 16246615, 17723580, 18567560, 19495938, 20522040, 25994584, 27851340, 32493230, 35447160, 38991876, 48739845, 55702680, 64986460, 77983752, 97479690, 129972920, 194959380, 389918760]

約数ペア:

[(1, 389918760), (2, 194959380), (3, 129972920), (4, 97479690), (5, 77983752), (6, 64986460), (7, 55702680), (8, 48739845), (10, 38991876), (11, 35447160), (12, 32493230), (14, 27851340), (15, 25994584), (19, 20522040), (20, 19495938), (21, 18567560), (22, 17723580), (24, 16246615), (28, 13925670), (30, 12997292), (33, 11815720), (35, 11140536), (38, 10261020), (40, 9747969), (42, 9283780), (44, 8861790), (55, 7089432), (56, 6962835), (57, 6840680), (60, 6498646), (66, 5907860), (70, 5570268), (76, 5130510), (77, 5063880), (84, 4641890), (88, 4430895), (95, 4104408), (105, 3713512), (110, 3544716), (114, 3420340), (120, 3249323), (132, 2953930), (133, 2931720), (140, 2785134), (152, 2565255), (154, 2531940), (165, 2363144), (168, 2320945), (190, 2052204), (209, 1865640), (210, 1856756), (220, 1772358), (228, 1710170), (231, 1687960), (264, 1476965), (266, 1465860), (280, 1392567), (285, 1368136), (308, 1265970), (330, 1181572), (380, 1026102), (385, 1012776), (399, 977240), (418, 932820), (420, 928378), (440, 886179), (456, 855085), (462, 843980), (532, 732930), (570, 684068), (616, 632985), (627, 621880), (660, 590786), (665, 586344), (760, 513051), (770, 506388), (798, 488620), (836, 466410), (840, 464189), (924, 421990), (1045, 373128), (1064, 366465), (1140, 342034), (1155, 337592), (1254, 310940), (1320, 295393), (1330, 293172), (1463, 266520), (1540, 253194), (1596, 244310), (1672, 233205), (1848, 210995), (1995, 195448), (2090, 186564), (2221, 175560), (2280, 171017), (2310, 168796), (2508, 155470), (2660, 146586), (2926, 133260), (3080, 126597), (3135, 124376), (3192, 122155), (3990, 97724), (4180, 93282), (4389, 88840), (4442, 87780), (4620, 84398), (5016, 77735), (5320, 73293), (5852, 66630), (6270, 62188), (6663, 58520), (7315, 53304), (7980, 48862), (8360, 46641), (8778, 44420), (8884, 43890), (9240, 42199), (11105, 35112), (11704, 33315), (12540, 31094), (13326, 29260), (14630, 26652), (15547, 25080), (15960, 24431), (17556, 22210), (17768, 21945)]