1728278640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72739}}^1$

素因数の和:72772

約数の個数: 160

約数和(自身を含む): 6494227200

約数和(自身を除く): 4765948560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11880, 23760, 72739, 145478, 218217, 290956, 363695, 436434, 581912, 654651, 727390, 800129, 872868, 1091085, 1163824, 1309302, 1454780, 1600258, 1745736, 1963953, 2182170, 2400387, 2618604, 2909560, 3200516, 3273255, 3491472, 3927906, 4000645, 4364340, 4800774, 5237208, 5819120, 6401032, 6546510, 7201161, 7855812, 8001290, 8728680, 9601548, 9819765, 10474416, 12001935, 12802064, 13093020, 14402322, 15711624, 16002580, 17457360, 19203096, 19639530, 21603483, 24003870, 26186040, 28804644, 31423248, 32005160, 36005805, 38406192, 39279060, 43206966, 48007740, 52372080, 57609288, 64010320, 72011610, 78558120, 86413932, 96015480, 108017415, 115218576, 144023220, 157116240, 172827864, 192030960, 216034830, 288046440, 345655728, 432069660, 576092880, 864139320, 1728278640]

約数ペア:

[(1, 1728278640), (2, 864139320), (3, 576092880), (4, 432069660), (5, 345655728), (6, 288046440), (8, 216034830), (9, 192030960), (10, 172827864), (11, 157116240), (12, 144023220), (15, 115218576), (16, 108017415), (18, 96015480), (20, 86413932), (22, 78558120), (24, 72011610), (27, 64010320), (30, 57609288), (33, 52372080), (36, 48007740), (40, 43206966), (44, 39279060), (45, 38406192), (48, 36005805), (54, 32005160), (55, 31423248), (60, 28804644), (66, 26186040), (72, 24003870), (80, 21603483), (88, 19639530), (90, 19203096), (99, 17457360), (108, 16002580), (110, 15711624), (120, 14402322), (132, 13093020), (135, 12802064), (144, 12001935), (165, 10474416), (176, 9819765), (180, 9601548), (198, 8728680), (216, 8001290), (220, 7855812), (240, 7201161), (264, 6546510), (270, 6401032), (297, 5819120), (330, 5237208), (360, 4800774), (396, 4364340), (432, 4000645), (440, 3927906), (495, 3491472), (528, 3273255), (540, 3200516), (594, 2909560), (660, 2618604), (720, 2400387), (792, 2182170), (880, 1963953), (990, 1745736), (1080, 1600258), (1188, 1454780), (1320, 1309302), (1485, 1163824), (1584, 1091085), (1980, 872868), (2160, 800129), (2376, 727390), (2640, 654651), (2970, 581912), (3960, 436434), (4752, 363695), (5940, 290956), (7920, 218217), (11880, 145478), (23760, 72739)]