20174456880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{20771}}^1$

素因数の和:20880

約数の個数: 240

約数和(自身を含む): 72326442240

約数和(自身を除く): 52151985360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 71, 72, 76, 80, 90, 95, 114, 120, 142, 144, 152, 171, 180, 190, 213, 228, 240, 284, 285, 304, 342, 355, 360, 380, 426, 456, 568, 570, 639, 684, 710, 720, 760, 852, 855, 912, 1065, 1136, 1140, 1278, 1349, 1368, 1420, 1520, 1704, 1710, 2130, 2280, 2556, 2698, 2736, 2840, 3195, 3408, 3420, 4047, 4260, 4560, 5112, 5396, 5680, 6390, 6745, 6840, 8094, 8520, 10224, 10792, 12141, 12780, 13490, 13680, 16188, 17040, 20235, 20771, 21584, 24282, 25560, 26980, 32376, 40470, 41542, 48564, 51120, 53960, 60705, 62313, 64752, 80940, 83084, 97128, 103855, 107920, 121410, 124626, 161880, 166168, 186939, 194256, 207710, 242820, 249252, 311565, 323760, 332336, 373878, 394649, 415420, 485640, 498504, 623130, 747756, 789298, 830840, 934695, 971280, 997008, 1183947, 1246260, 1474741, 1495512, 1578596, 1661680, 1869390, 1973245, 2367894, 2492520, 2949482, 2991024, 3157192, 3551841, 3738780, 3946490, 4424223, 4735788, 4985040, 5898964, 5919735, 6314384, 7103682, 7373705, 7477560, 7892980, 8848446, 9471576, 11797928, 11839470, 13272669, 14207364, 14747410, 14955120, 15785960, 17696892, 17759205, 18943152, 22121115, 23595856, 23678940, 26545338, 28020079, 28414728, 29494820, 31571920, 35393784, 35518410, 44242230, 47357880, 53090676, 56040158, 56829456, 58989640, 66363345, 70787568, 71036820, 84060237, 88484460, 94715760, 106181352, 112080316, 117979280, 132726690, 140100395, 142073640, 168120474, 176968920, 212362704, 224160632, 252180711, 265453380, 280200790, 284147280, 336240948, 353937840, 420301185, 448321264, 504361422, 530906760, 560401580, 672481896, 840602370, 1008722844, 1061813520, 1120803160, 1260903555, 1344963792, 1681204740, 2017445688, 2241606320, 2521807110, 3362409480, 4034891376, 5043614220, 6724818960, 10087228440, 20174456880]

約数ペア:

[(1, 20174456880), (2, 10087228440), (3, 6724818960), (4, 5043614220), (5, 4034891376), (6, 3362409480), (8, 2521807110), (9, 2241606320), (10, 2017445688), (12, 1681204740), (15, 1344963792), (16, 1260903555), (18, 1120803160), (19, 1061813520), (20, 1008722844), (24, 840602370), (30, 672481896), (36, 560401580), (38, 530906760), (40, 504361422), (45, 448321264), (48, 420301185), (57, 353937840), (60, 336240948), (71, 284147280), (72, 280200790), (76, 265453380), (80, 252180711), (90, 224160632), (95, 212362704), (114, 176968920), (120, 168120474), (142, 142073640), (144, 140100395), (152, 132726690), (171, 117979280), (180, 112080316), (190, 106181352), (213, 94715760), (228, 88484460), (240, 84060237), (284, 71036820), (285, 70787568), (304, 66363345), (342, 58989640), (355, 56829456), (360, 56040158), (380, 53090676), (426, 47357880), (456, 44242230), (568, 35518410), (570, 35393784), (639, 31571920), (684, 29494820), (710, 28414728), (720, 28020079), (760, 26545338), (852, 23678940), (855, 23595856), (912, 22121115), (1065, 18943152), (1136, 17759205), (1140, 17696892), (1278, 15785960), (1349, 14955120), (1368, 14747410), (1420, 14207364), (1520, 13272669), (1704, 11839470), (1710, 11797928), (2130, 9471576), (2280, 8848446), (2556, 7892980), (2698, 7477560), (2736, 7373705), (2840, 7103682), (3195, 6314384), (3408, 5919735), (3420, 5898964), (4047, 4985040), (4260, 4735788), (4560, 4424223), (5112, 3946490), (5396, 3738780), (5680, 3551841), (6390, 3157192), (6745, 2991024), (6840, 2949482), (8094, 2492520), (8520, 2367894), (10224, 1973245), (10792, 1869390), (12141, 1661680), (12780, 1578596), (13490, 1495512), (13680, 1474741), (16188, 1246260), (17040, 1183947), (20235, 997008), (20771, 971280), (21584, 934695), (24282, 830840), (25560, 789298), (26980, 747756), (32376, 623130), (40470, 498504), (41542, 485640), (48564, 415420), (51120, 394649), (53960, 373878), (60705, 332336), (62313, 323760), (64752, 311565), (80940, 249252), (83084, 242820), (97128, 207710), (103855, 194256), (107920, 186939), (121410, 166168), (124626, 161880)]