128366280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 288

約数和(自身を含む): 512179200

約数和(自身を除く): 383812920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 49, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 98, 105, 114, 120, 126, 133, 140, 147, 152, 168, 171, 180, 190, 196, 210, 228, 245, 252, 266, 280, 285, 294, 315, 342, 360, 380, 383, 392, 399, 420, 441, 456, 490, 504, 532, 570, 588, 630, 665, 684, 735, 760, 766, 798, 840, 855, 882, 931, 980, 1064, 1140, 1149, 1176, 1197, 1260, 1330, 1368, 1470, 1532, 1596, 1710, 1764, 1862, 1915, 1960, 1995, 2205, 2280, 2298, 2394, 2520, 2660, 2681, 2793, 2940, 3064, 3192, 3420, 3447, 3528, 3724, 3830, 3990, 4410, 4596, 4655, 4788, 5320, 5362, 5586, 5745, 5880, 5985, 6840, 6894, 7277, 7448, 7660, 7980, 8043, 8379, 8820, 9192, 9310, 9576, 10724, 11172, 11490, 11970, 13405, 13788, 13965, 14554, 15320, 15960, 16086, 16758, 17235, 17640, 18620, 18767, 21448, 21831, 22344, 22980, 23940, 24129, 26810, 27576, 27930, 29108, 32172, 33516, 34470, 36385, 37240, 37534, 40215, 41895, 43662, 45960, 47880, 48258, 50939, 53620, 55860, 56301, 58216, 64344, 65493, 67032, 68940, 72770, 75068, 80430, 83790, 87324, 93835, 96516, 101878, 107240, 109155, 111720, 112602, 120645, 130986, 137880, 145540, 150136, 152817, 160860, 167580, 168903, 174648, 187670, 193032, 203756, 218310, 225204, 241290, 254695, 261972, 281505, 291080, 305634, 321720, 327465, 335160, 337806, 356573, 375340, 407512, 436620, 450408, 458451, 482580, 509390, 523944, 563010, 611268, 654930, 675612, 713146, 750680, 764085, 844515, 873240, 916902, 965160, 1018780, 1069719, 1126020, 1222536, 1309860, 1351224, 1426292, 1528170, 1689030, 1782865, 1833804, 2037560, 2139438, 2252040, 2292255, 2619720, 2852584, 3056340, 3209157, 3378060, 3565730, 3667608, 4278876, 4584510, 5348595, 6112680, 6418314, 6756120, 7131460, 8557752, 9169020, 10697190, 12836628, 14262920, 16045785, 18338040, 21394380, 25673256, 32091570, 42788760, 64183140, 128366280]

約数ペア:

[(1, 128366280), (2, 64183140), (3, 42788760), (4, 32091570), (5, 25673256), (6, 21394380), (7, 18338040), (8, 16045785), (9, 14262920), (10, 12836628), (12, 10697190), (14, 9169020), (15, 8557752), (18, 7131460), (19, 6756120), (20, 6418314), (21, 6112680), (24, 5348595), (28, 4584510), (30, 4278876), (35, 3667608), (36, 3565730), (38, 3378060), (40, 3209157), (42, 3056340), (45, 2852584), (49, 2619720), (56, 2292255), (57, 2252040), (60, 2139438), (63, 2037560), (70, 1833804), (72, 1782865), (76, 1689030), (84, 1528170), (90, 1426292), (95, 1351224), (98, 1309860), (105, 1222536), (114, 1126020), (120, 1069719), (126, 1018780), (133, 965160), (140, 916902), (147, 873240), (152, 844515), (168, 764085), (171, 750680), (180, 713146), (190, 675612), (196, 654930), (210, 611268), (228, 563010), (245, 523944), (252, 509390), (266, 482580), (280, 458451), (285, 450408), (294, 436620), (315, 407512), (342, 375340), (360, 356573), (380, 337806), (383, 335160), (392, 327465), (399, 321720), (420, 305634), (441, 291080), (456, 281505), (490, 261972), (504, 254695), (532, 241290), (570, 225204), (588, 218310), (630, 203756), (665, 193032), (684, 187670), (735, 174648), (760, 168903), (766, 167580), (798, 160860), (840, 152817), (855, 150136), (882, 145540), (931, 137880), (980, 130986), (1064, 120645), (1140, 112602), (1149, 111720), (1176, 109155), (1197, 107240), (1260, 101878), (1330, 96516), (1368, 93835), (1470, 87324), (1532, 83790), (1596, 80430), (1710, 75068), (1764, 72770), (1862, 68940), (1915, 67032), (1960, 65493), (1995, 64344), (2205, 58216), (2280, 56301), (2298, 55860), (2394, 53620), (2520, 50939), (2660, 48258), (2681, 47880), (2793, 45960), (2940, 43662), (3064, 41895), (3192, 40215), (3420, 37534), (3447, 37240), (3528, 36385), (3724, 34470), (3830, 33516), (3990, 32172), (4410, 29108), (4596, 27930), (4655, 27576), (4788, 26810), (5320, 24129), (5362, 23940), (5586, 22980), (5745, 22344), (5880, 21831), (5985, 21448), (6840, 18767), (6894, 18620), (7277, 17640), (7448, 17235), (7660, 16758), (7980, 16086), (8043, 15960), (8379, 15320), (8820, 14554), (9192, 13965), (9310, 13788), (9576, 13405), (10724, 11970), (11172, 11490)]