19319580

素因数分解:

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

素因数の和:313

約数の個数: 192

約数和(自身を含む): 72576000

約数和(自身を除く): 53256420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 269, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 538, 540, 570, 630, 665, 684, 756, 798, 807, 855, 945, 1026, 1076, 1140, 1197, 1260, 1330, 1345, 1596, 1614, 1710, 1883, 1890, 1995, 2052, 2394, 2421, 2565, 2660, 2690, 3228, 3420, 3591, 3766, 3780, 3990, 4035, 4788, 4842, 5111, 5130, 5380, 5649, 5985, 7182, 7263, 7532, 7980, 8070, 9415, 9684, 10222, 10260, 11298, 11970, 12105, 14364, 14526, 15333, 16140, 16947, 17955, 18830, 20444, 22596, 23940, 24210, 25555, 28245, 29052, 30666, 33894, 35777, 35910, 36315, 37660, 45999, 48420, 50841, 51110, 56490, 61332, 67788, 71554, 71820, 72630, 76665, 84735, 91998, 101682, 102220, 107331, 112980, 137997, 143108, 145260, 153330, 169470, 178885, 183996, 203364, 214662, 229995, 254205, 275994, 306660, 321993, 338940, 357770, 429324, 459990, 508410, 536655, 551988, 643986, 689985, 715540, 919980, 965979, 1016820, 1073310, 1287972, 1379970, 1609965, 1931958, 2146620, 2759940, 3219930, 3863916, 4829895, 6439860, 9659790, 19319580]

約数ペア:

[(1, 19319580), (2, 9659790), (3, 6439860), (4, 4829895), (5, 3863916), (6, 3219930), (7, 2759940), (9, 2146620), (10, 1931958), (12, 1609965), (14, 1379970), (15, 1287972), (18, 1073310), (19, 1016820), (20, 965979), (21, 919980), (27, 715540), (28, 689985), (30, 643986), (35, 551988), (36, 536655), (38, 508410), (42, 459990), (45, 429324), (54, 357770), (57, 338940), (60, 321993), (63, 306660), (70, 275994), (76, 254205), (84, 229995), (90, 214662), (95, 203364), (105, 183996), (108, 178885), (114, 169470), (126, 153330), (133, 145260), (135, 143108), (140, 137997), (171, 112980), (180, 107331), (189, 102220), (190, 101682), (210, 91998), (228, 84735), (252, 76665), (266, 72630), (269, 71820), (270, 71554), (285, 67788), (315, 61332), (342, 56490), (378, 51110), (380, 50841), (399, 48420), (420, 45999), (513, 37660), (532, 36315), (538, 35910), (540, 35777), (570, 33894), (630, 30666), (665, 29052), (684, 28245), (756, 25555), (798, 24210), (807, 23940), (855, 22596), (945, 20444), (1026, 18830), (1076, 17955), (1140, 16947), (1197, 16140), (1260, 15333), (1330, 14526), (1345, 14364), (1596, 12105), (1614, 11970), (1710, 11298), (1883, 10260), (1890, 10222), (1995, 9684), (2052, 9415), (2394, 8070), (2421, 7980), (2565, 7532), (2660, 7263), (2690, 7182), (3228, 5985), (3420, 5649), (3591, 5380), (3766, 5130), (3780, 5111), (3990, 4842), (4035, 4788)]