201915120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:464

約数の個数: 240

約数和(自身を含む): 730265760

約数和(自身を除く): 528350640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 121, 132, 136, 165, 170, 176, 187, 204, 220, 240, 242, 255, 264, 272, 330, 340, 363, 374, 408, 409, 440, 484, 510, 528, 561, 605, 660, 680, 726, 748, 816, 818, 880, 935, 968, 1020, 1122, 1210, 1227, 1320, 1360, 1452, 1496, 1636, 1815, 1870, 1936, 2040, 2045, 2057, 2244, 2420, 2454, 2640, 2805, 2904, 2992, 3272, 3630, 3740, 4080, 4090, 4114, 4488, 4499, 4840, 4908, 5610, 5808, 6135, 6171, 6544, 6953, 7260, 7480, 8180, 8228, 8976, 8998, 9680, 9816, 10285, 11220, 12270, 12342, 13497, 13906, 14520, 14960, 16360, 16456, 17996, 19632, 20570, 20859, 22440, 22495, 24540, 24684, 26994, 27812, 29040, 30855, 32720, 32912, 34765, 35992, 41140, 41718, 44880, 44990, 49080, 49368, 49489, 53988, 55624, 61710, 67485, 69530, 71984, 76483, 82280, 83436, 89980, 98160, 98736, 98978, 104295, 107976, 111248, 123420, 134970, 139060, 148467, 152966, 164560, 166872, 179960, 197956, 208590, 215952, 229449, 246840, 247445, 269940, 278120, 296934, 305932, 333744, 359920, 382415, 395912, 417180, 458898, 493680, 494890, 539880, 556240, 593868, 611864, 742335, 764830, 791824, 834360, 841313, 917796, 989780, 1079760, 1147245, 1187736, 1223728, 1484670, 1529660, 1668720, 1682626, 1835592, 1979560, 2294490, 2375472, 2523939, 2969340, 3059320, 3365252, 3671184, 3959120, 4206565, 4588980, 5047878, 5938680, 6118640, 6730504, 8413130, 9177960, 10095756, 11877360, 12619695, 13461008, 16826260, 18355920, 20191512, 25239390, 33652520, 40383024, 50478780, 67305040, 100957560, 201915120]

約数ペア:

[(1, 201915120), (2, 100957560), (3, 67305040), (4, 50478780), (5, 40383024), (6, 33652520), (8, 25239390), (10, 20191512), (11, 18355920), (12, 16826260), (15, 13461008), (16, 12619695), (17, 11877360), (20, 10095756), (22, 9177960), (24, 8413130), (30, 6730504), (33, 6118640), (34, 5938680), (40, 5047878), (44, 4588980), (48, 4206565), (51, 3959120), (55, 3671184), (60, 3365252), (66, 3059320), (68, 2969340), (80, 2523939), (85, 2375472), (88, 2294490), (102, 1979560), (110, 1835592), (120, 1682626), (121, 1668720), (132, 1529660), (136, 1484670), (165, 1223728), (170, 1187736), (176, 1147245), (187, 1079760), (204, 989780), (220, 917796), (240, 841313), (242, 834360), (255, 791824), (264, 764830), (272, 742335), (330, 611864), (340, 593868), (363, 556240), (374, 539880), (408, 494890), (409, 493680), (440, 458898), (484, 417180), (510, 395912), (528, 382415), (561, 359920), (605, 333744), (660, 305932), (680, 296934), (726, 278120), (748, 269940), (816, 247445), (818, 246840), (880, 229449), (935, 215952), (968, 208590), (1020, 197956), (1122, 179960), (1210, 166872), (1227, 164560), (1320, 152966), (1360, 148467), (1452, 139060), (1496, 134970), (1636, 123420), (1815, 111248), (1870, 107976), (1936, 104295), (2040, 98978), (2045, 98736), (2057, 98160), (2244, 89980), (2420, 83436), (2454, 82280), (2640, 76483), (2805, 71984), (2904, 69530), (2992, 67485), (3272, 61710), (3630, 55624), (3740, 53988), (4080, 49489), (4090, 49368), (4114, 49080), (4488, 44990), (4499, 44880), (4840, 41718), (4908, 41140), (5610, 35992), (5808, 34765), (6135, 32912), (6171, 32720), (6544, 30855), (6953, 29040), (7260, 27812), (7480, 26994), (8180, 24684), (8228, 24540), (8976, 22495), (8998, 22440), (9680, 20859), (9816, 20570), (10285, 19632), (11220, 17996), (12270, 16456), (12342, 16360), (13497, 14960), (13906, 14520)]