12879720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 50544000

約数和(自身を除く): 37664280

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, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 269, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 538, 570, 630, 665, 684, 760, 798, 807, 840, 855, 1064, 1076, 1140, 1197, 1260, 1330, 1345, 1368, 1596, 1614, 1710, 1883, 1995, 2152, 2280, 2394, 2421, 2520, 2660, 2690, 3192, 3228, 3420, 3766, 3990, 4035, 4788, 4842, 5111, 5320, 5380, 5649, 5985, 6456, 6840, 7532, 7980, 8070, 9415, 9576, 9684, 10222, 10760, 11298, 11970, 12105, 15064, 15333, 15960, 16140, 16947, 18830, 19368, 20444, 22596, 23940, 24210, 25555, 28245, 30666, 32280, 33894, 35777, 37660, 40888, 45192, 45999, 47880, 48420, 51110, 56490, 61332, 67788, 71554, 75320, 76665, 84735, 91998, 96840, 102220, 107331, 112980, 122664, 135576, 143108, 153330, 169470, 178885, 183996, 204440, 214662, 225960, 229995, 286216, 306660, 321993, 338940, 357770, 367992, 429324, 459990, 536655, 613320, 643986, 677880, 715540, 858648, 919980, 1073310, 1287972, 1431080, 1609965, 1839960, 2146620, 2575944, 3219930, 4293240, 6439860, 12879720]

約数ペア:

[(1, 12879720), (2, 6439860), (3, 4293240), (4, 3219930), (5, 2575944), (6, 2146620), (7, 1839960), (8, 1609965), (9, 1431080), (10, 1287972), (12, 1073310), (14, 919980), (15, 858648), (18, 715540), (19, 677880), (20, 643986), (21, 613320), (24, 536655), (28, 459990), (30, 429324), (35, 367992), (36, 357770), (38, 338940), (40, 321993), (42, 306660), (45, 286216), (56, 229995), (57, 225960), (60, 214662), (63, 204440), (70, 183996), (72, 178885), (76, 169470), (84, 153330), (90, 143108), (95, 135576), (105, 122664), (114, 112980), (120, 107331), (126, 102220), (133, 96840), (140, 91998), (152, 84735), (168, 76665), (171, 75320), (180, 71554), (190, 67788), (210, 61332), (228, 56490), (252, 51110), (266, 48420), (269, 47880), (280, 45999), (285, 45192), (315, 40888), (342, 37660), (360, 35777), (380, 33894), (399, 32280), (420, 30666), (456, 28245), (504, 25555), (532, 24210), (538, 23940), (570, 22596), (630, 20444), (665, 19368), (684, 18830), (760, 16947), (798, 16140), (807, 15960), (840, 15333), (855, 15064), (1064, 12105), (1076, 11970), (1140, 11298), (1197, 10760), (1260, 10222), (1330, 9684), (1345, 9576), (1368, 9415), (1596, 8070), (1614, 7980), (1710, 7532), (1883, 6840), (1995, 6456), (2152, 5985), (2280, 5649), (2394, 5380), (2421, 5320), (2520, 5111), (2660, 4842), (2690, 4788), (3192, 4035), (3228, 3990), (3420, 3766)]