72999900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1465

約数の個数: 144

約数和(自身を含む): 247206400

約数和(自身を除く): 174206500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 90, 95, 100, 108, 114, 135, 150, 171, 180, 190, 225, 228, 270, 285, 300, 342, 380, 450, 475, 513, 540, 570, 675, 684, 855, 900, 950, 1026, 1140, 1350, 1423, 1425, 1710, 1900, 2052, 2565, 2700, 2846, 2850, 3420, 4269, 4275, 5130, 5692, 5700, 7115, 8538, 8550, 10260, 12807, 12825, 14230, 17076, 17100, 21345, 25614, 25650, 27037, 28460, 35575, 38421, 42690, 51228, 51300, 54074, 64035, 71150, 76842, 81111, 85380, 106725, 108148, 128070, 135185, 142300, 153684, 162222, 192105, 213450, 243333, 256140, 270370, 320175, 324444, 384210, 405555, 426900, 486666, 540740, 640350, 675925, 729999, 768420, 811110, 960525, 973332, 1216665, 1280700, 1351850, 1459998, 1622220, 1921050, 2027775, 2433330, 2703700, 2919996, 3649995, 3842100, 4055550, 4866660, 6083325, 7299990, 8111100, 12166650, 14599980, 18249975, 24333300, 36499950, 72999900]

約数ペア:

[(1, 72999900), (2, 36499950), (3, 24333300), (4, 18249975), (5, 14599980), (6, 12166650), (9, 8111100), (10, 7299990), (12, 6083325), (15, 4866660), (18, 4055550), (19, 3842100), (20, 3649995), (25, 2919996), (27, 2703700), (30, 2433330), (36, 2027775), (38, 1921050), (45, 1622220), (50, 1459998), (54, 1351850), (57, 1280700), (60, 1216665), (75, 973332), (76, 960525), (90, 811110), (95, 768420), (100, 729999), (108, 675925), (114, 640350), (135, 540740), (150, 486666), (171, 426900), (180, 405555), (190, 384210), (225, 324444), (228, 320175), (270, 270370), (285, 256140), (300, 243333), (342, 213450), (380, 192105), (450, 162222), (475, 153684), (513, 142300), (540, 135185), (570, 128070), (675, 108148), (684, 106725), (855, 85380), (900, 81111), (950, 76842), (1026, 71150), (1140, 64035), (1350, 54074), (1423, 51300), (1425, 51228), (1710, 42690), (1900, 38421), (2052, 35575), (2565, 28460), (2700, 27037), (2846, 25650), (2850, 25614), (3420, 21345), (4269, 17100), (4275, 17076), (5130, 14230), (5692, 12825), (5700, 12807), (7115, 10260), (8538, 8550)]