198242520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 256

約数和(自身を含む): 734330880

約数和(自身を除く): 536088360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 31, 35, 40, 42, 46, 56, 60, 62, 69, 70, 84, 92, 93, 105, 115, 120, 124, 138, 140, 155, 161, 168, 184, 186, 210, 217, 230, 248, 276, 280, 310, 322, 331, 345, 372, 420, 434, 460, 465, 483, 552, 620, 644, 651, 662, 690, 713, 744, 805, 840, 868, 920, 930, 966, 993, 1085, 1240, 1288, 1302, 1324, 1380, 1426, 1610, 1655, 1736, 1860, 1932, 1986, 2139, 2170, 2317, 2415, 2604, 2648, 2760, 2852, 3220, 3255, 3310, 3565, 3720, 3864, 3972, 4278, 4340, 4634, 4830, 4965, 4991, 5208, 5704, 6440, 6510, 6620, 6951, 7130, 7613, 7944, 8556, 8680, 9268, 9660, 9930, 9982, 10261, 10695, 11585, 13020, 13240, 13902, 14260, 14973, 15226, 17112, 18536, 19320, 19860, 19964, 20522, 21390, 22839, 23170, 24955, 26040, 27804, 28520, 29946, 30452, 30783, 34755, 38065, 39720, 39928, 41044, 42780, 45678, 46340, 49910, 51305, 53291, 55608, 59892, 60904, 61566, 69510, 71827, 74865, 76130, 82088, 85560, 91356, 92680, 99820, 102610, 106582, 114195, 119784, 123132, 139020, 143654, 149730, 152260, 153915, 159873, 182712, 199640, 205220, 213164, 215481, 228390, 236003, 246264, 266455, 278040, 287308, 299460, 304520, 307830, 319746, 359135, 410440, 426328, 430962, 456780, 472006, 532910, 574616, 598920, 615660, 639492, 708009, 718270, 799365, 861924, 913560, 944012, 1065820, 1077405, 1180015, 1231320, 1278984, 1416018, 1436540, 1598730, 1652021, 1723848, 1888024, 2131640, 2154810, 2360030, 2832036, 2873080, 3197460, 3304042, 3540045, 4309620, 4720060, 4956063, 5664072, 6394920, 6608084, 7080090, 8260105, 8619240, 9440120, 9912126, 13216168, 14160180, 16520210, 19824252, 24780315, 28320360, 33040420, 39648504, 49560630, 66080840, 99121260, 198242520]

約数ペア:

[(1, 198242520), (2, 99121260), (3, 66080840), (4, 49560630), (5, 39648504), (6, 33040420), (7, 28320360), (8, 24780315), (10, 19824252), (12, 16520210), (14, 14160180), (15, 13216168), (20, 9912126), (21, 9440120), (23, 8619240), (24, 8260105), (28, 7080090), (30, 6608084), (31, 6394920), (35, 5664072), (40, 4956063), (42, 4720060), (46, 4309620), (56, 3540045), (60, 3304042), (62, 3197460), (69, 2873080), (70, 2832036), (84, 2360030), (92, 2154810), (93, 2131640), (105, 1888024), (115, 1723848), (120, 1652021), (124, 1598730), (138, 1436540), (140, 1416018), (155, 1278984), (161, 1231320), (168, 1180015), (184, 1077405), (186, 1065820), (210, 944012), (217, 913560), (230, 861924), (248, 799365), (276, 718270), (280, 708009), (310, 639492), (322, 615660), (331, 598920), (345, 574616), (372, 532910), (420, 472006), (434, 456780), (460, 430962), (465, 426328), (483, 410440), (552, 359135), (620, 319746), (644, 307830), (651, 304520), (662, 299460), (690, 287308), (713, 278040), (744, 266455), (805, 246264), (840, 236003), (868, 228390), (920, 215481), (930, 213164), (966, 205220), (993, 199640), (1085, 182712), (1240, 159873), (1288, 153915), (1302, 152260), (1324, 149730), (1380, 143654), (1426, 139020), (1610, 123132), (1655, 119784), (1736, 114195), (1860, 106582), (1932, 102610), (1986, 99820), (2139, 92680), (2170, 91356), (2317, 85560), (2415, 82088), (2604, 76130), (2648, 74865), (2760, 71827), (2852, 69510), (3220, 61566), (3255, 60904), (3310, 59892), (3565, 55608), (3720, 53291), (3864, 51305), (3972, 49910), (4278, 46340), (4340, 45678), (4634, 42780), (4830, 41044), (4965, 39928), (4991, 39720), (5208, 38065), (5704, 34755), (6440, 30783), (6510, 30452), (6620, 29946), (6951, 28520), (7130, 27804), (7613, 26040), (7944, 24955), (8556, 23170), (8680, 22839), (9268, 21390), (9660, 20522), (9930, 19964), (9982, 19860), (10261, 19320), (10695, 18536), (11585, 17112), (13020, 15226), (13240, 14973), (13902, 14260)]