258258240

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 224

約数和(自身を含む): 926104320

約数和(自身を除く): 667846080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 71, 72, 80, 90, 96, 108, 120, 135, 142, 144, 160, 180, 192, 213, 216, 240, 270, 284, 288, 320, 355, 360, 421, 426, 432, 480, 540, 568, 576, 639, 710, 720, 842, 852, 864, 960, 1065, 1080, 1136, 1263, 1278, 1420, 1440, 1684, 1704, 1728, 1917, 2105, 2130, 2160, 2272, 2526, 2556, 2840, 2880, 3195, 3368, 3408, 3789, 3834, 4210, 4260, 4320, 4544, 5052, 5112, 5680, 6315, 6390, 6736, 6816, 7578, 7668, 8420, 8520, 8640, 9585, 10104, 10224, 11360, 11367, 12630, 12780, 13472, 13632, 15156, 15336, 16840, 17040, 18945, 19170, 20208, 20448, 22720, 22734, 25260, 25560, 26944, 29891, 30312, 30672, 33680, 34080, 37890, 38340, 40416, 40896, 45468, 50520, 51120, 56835, 59782, 60624, 61344, 67360, 68160, 75780, 76680, 80832, 89673, 90936, 101040, 102240, 113670, 119564, 121248, 122688, 134720, 149455, 151560, 153360, 179346, 181872, 202080, 204480, 227340, 239128, 242496, 269019, 298910, 303120, 306720, 358692, 363744, 404160, 448365, 454680, 478256, 538038, 597820, 606240, 613440, 717384, 727488, 807057, 896730, 909360, 956512, 1076076, 1195640, 1212480, 1345095, 1434768, 1614114, 1793460, 1818720, 1913024, 2152152, 2391280, 2690190, 2869536, 3228228, 3586920, 3637440, 4035285, 4304304, 4782560, 5380380, 5739072, 6456456, 7173840, 8070570, 8608608, 9565120, 10760760, 12912912, 14347680, 16141140, 17217216, 21521520, 25825824, 28695360, 32282280, 43043040, 51651648, 64564560, 86086080, 129129120, 258258240]

約数ペア:

[(1, 258258240), (2, 129129120), (3, 86086080), (4, 64564560), (5, 51651648), (6, 43043040), (8, 32282280), (9, 28695360), (10, 25825824), (12, 21521520), (15, 17217216), (16, 16141140), (18, 14347680), (20, 12912912), (24, 10760760), (27, 9565120), (30, 8608608), (32, 8070570), (36, 7173840), (40, 6456456), (45, 5739072), (48, 5380380), (54, 4782560), (60, 4304304), (64, 4035285), (71, 3637440), (72, 3586920), (80, 3228228), (90, 2869536), (96, 2690190), (108, 2391280), (120, 2152152), (135, 1913024), (142, 1818720), (144, 1793460), (160, 1614114), (180, 1434768), (192, 1345095), (213, 1212480), (216, 1195640), (240, 1076076), (270, 956512), (284, 909360), (288, 896730), (320, 807057), (355, 727488), (360, 717384), (421, 613440), (426, 606240), (432, 597820), (480, 538038), (540, 478256), (568, 454680), (576, 448365), (639, 404160), (710, 363744), (720, 358692), (842, 306720), (852, 303120), (864, 298910), (960, 269019), (1065, 242496), (1080, 239128), (1136, 227340), (1263, 204480), (1278, 202080), (1420, 181872), (1440, 179346), (1684, 153360), (1704, 151560), (1728, 149455), (1917, 134720), (2105, 122688), (2130, 121248), (2160, 119564), (2272, 113670), (2526, 102240), (2556, 101040), (2840, 90936), (2880, 89673), (3195, 80832), (3368, 76680), (3408, 75780), (3789, 68160), (3834, 67360), (4210, 61344), (4260, 60624), (4320, 59782), (4544, 56835), (5052, 51120), (5112, 50520), (5680, 45468), (6315, 40896), (6390, 40416), (6736, 38340), (6816, 37890), (7578, 34080), (7668, 33680), (8420, 30672), (8520, 30312), (8640, 29891), (9585, 26944), (10104, 25560), (10224, 25260), (11360, 22734), (11367, 22720), (12630, 20448), (12780, 20208), (13472, 19170), (13632, 18945), (15156, 17040), (15336, 16840)]