38639160

素因数分解:

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

素因数の和:315

約数の個数: 256

約数和(自身を含む): 155520000

約数和(自身を除く): 116880840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 269, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 538, 540, 570, 630, 665, 684, 756, 760, 798, 807, 840, 855, 945, 1026, 1064, 1076, 1080, 1140, 1197, 1260, 1330, 1345, 1368, 1512, 1596, 1614, 1710, 1883, 1890, 1995, 2052, 2152, 2280, 2394, 2421, 2520, 2565, 2660, 2690, 3192, 3228, 3420, 3591, 3766, 3780, 3990, 4035, 4104, 4788, 4842, 5111, 5130, 5320, 5380, 5649, 5985, 6456, 6840, 7182, 7263, 7532, 7560, 7980, 8070, 9415, 9576, 9684, 10222, 10260, 10760, 11298, 11970, 12105, 14364, 14526, 15064, 15333, 15960, 16140, 16947, 17955, 18830, 19368, 20444, 20520, 22596, 23940, 24210, 25555, 28245, 28728, 29052, 30666, 32280, 33894, 35777, 35910, 36315, 37660, 40888, 45192, 45999, 47880, 48420, 50841, 51110, 56490, 58104, 61332, 67788, 71554, 71820, 72630, 75320, 76665, 84735, 91998, 96840, 101682, 102220, 107331, 112980, 122664, 135576, 137997, 143108, 143640, 145260, 153330, 169470, 178885, 183996, 203364, 204440, 214662, 225960, 229995, 254205, 275994, 286216, 290520, 306660, 321993, 338940, 357770, 367992, 406728, 429324, 459990, 508410, 536655, 551988, 613320, 643986, 677880, 689985, 715540, 858648, 919980, 965979, 1016820, 1073310, 1103976, 1287972, 1379970, 1431080, 1609965, 1839960, 1931958, 2033640, 2146620, 2575944, 2759940, 3219930, 3863916, 4293240, 4829895, 5519880, 6439860, 7727832, 9659790, 12879720, 19319580, 38639160]

約数ペア:

[(1, 38639160), (2, 19319580), (3, 12879720), (4, 9659790), (5, 7727832), (6, 6439860), (7, 5519880), (8, 4829895), (9, 4293240), (10, 3863916), (12, 3219930), (14, 2759940), (15, 2575944), (18, 2146620), (19, 2033640), (20, 1931958), (21, 1839960), (24, 1609965), (27, 1431080), (28, 1379970), (30, 1287972), (35, 1103976), (36, 1073310), (38, 1016820), (40, 965979), (42, 919980), (45, 858648), (54, 715540), (56, 689985), (57, 677880), (60, 643986), (63, 613320), (70, 551988), (72, 536655), (76, 508410), (84, 459990), (90, 429324), (95, 406728), (105, 367992), (108, 357770), (114, 338940), (120, 321993), (126, 306660), (133, 290520), (135, 286216), (140, 275994), (152, 254205), (168, 229995), (171, 225960), (180, 214662), (189, 204440), (190, 203364), (210, 183996), (216, 178885), (228, 169470), (252, 153330), (266, 145260), (269, 143640), (270, 143108), (280, 137997), (285, 135576), (315, 122664), (342, 112980), (360, 107331), (378, 102220), (380, 101682), (399, 96840), (420, 91998), (456, 84735), (504, 76665), (513, 75320), (532, 72630), (538, 71820), (540, 71554), (570, 67788), (630, 61332), (665, 58104), (684, 56490), (756, 51110), (760, 50841), (798, 48420), (807, 47880), (840, 45999), (855, 45192), (945, 40888), (1026, 37660), (1064, 36315), (1076, 35910), (1080, 35777), (1140, 33894), (1197, 32280), (1260, 30666), (1330, 29052), (1345, 28728), (1368, 28245), (1512, 25555), (1596, 24210), (1614, 23940), (1710, 22596), (1883, 20520), (1890, 20444), (1995, 19368), (2052, 18830), (2152, 17955), (2280, 16947), (2394, 16140), (2421, 15960), (2520, 15333), (2565, 15064), (2660, 14526), (2690, 14364), (3192, 12105), (3228, 11970), (3420, 11298), (3591, 10760), (3766, 10260), (3780, 10222), (3990, 9684), (4035, 9576), (4104, 9415), (4788, 8070), (4842, 7980), (5111, 7560), (5130, 7532), (5320, 7263), (5380, 7182), (5649, 6840), (5985, 6456)]