27770940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 89159616

約数和(自身を除く): 61388676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 53, 60, 71, 82, 90, 106, 123, 142, 159, 164, 180, 205, 212, 213, 246, 265, 284, 318, 355, 369, 410, 426, 477, 492, 530, 615, 636, 639, 710, 738, 795, 820, 852, 954, 1060, 1065, 1230, 1278, 1420, 1476, 1590, 1845, 1908, 2130, 2173, 2385, 2460, 2556, 2911, 3180, 3195, 3690, 3763, 4260, 4346, 4770, 5822, 6390, 6519, 7380, 7526, 8692, 8733, 9540, 10865, 11289, 11644, 12780, 13038, 14555, 15052, 17466, 18815, 19557, 21730, 22578, 26076, 26199, 29110, 32595, 33867, 34932, 37630, 39114, 43460, 43665, 45156, 52398, 56445, 58220, 65190, 67734, 75260, 78228, 87330, 97785, 104796, 112890, 130380, 130995, 135468, 154283, 169335, 174660, 195570, 225780, 261990, 308566, 338670, 391140, 462849, 523980, 617132, 677340, 771415, 925698, 1388547, 1542830, 1851396, 2314245, 2777094, 3085660, 4628490, 5554188, 6942735, 9256980, 13885470, 27770940]

約数ペア:

[(1, 27770940), (2, 13885470), (3, 9256980), (4, 6942735), (5, 5554188), (6, 4628490), (9, 3085660), (10, 2777094), (12, 2314245), (15, 1851396), (18, 1542830), (20, 1388547), (30, 925698), (36, 771415), (41, 677340), (45, 617132), (53, 523980), (60, 462849), (71, 391140), (82, 338670), (90, 308566), (106, 261990), (123, 225780), (142, 195570), (159, 174660), (164, 169335), (180, 154283), (205, 135468), (212, 130995), (213, 130380), (246, 112890), (265, 104796), (284, 97785), (318, 87330), (355, 78228), (369, 75260), (410, 67734), (426, 65190), (477, 58220), (492, 56445), (530, 52398), (615, 45156), (636, 43665), (639, 43460), (710, 39114), (738, 37630), (795, 34932), (820, 33867), (852, 32595), (954, 29110), (1060, 26199), (1065, 26076), (1230, 22578), (1278, 21730), (1420, 19557), (1476, 18815), (1590, 17466), (1845, 15052), (1908, 14555), (2130, 13038), (2173, 12780), (2385, 11644), (2460, 11289), (2556, 10865), (2911, 9540), (3180, 8733), (3195, 8692), (3690, 7526), (3763, 7380), (4260, 6519), (4346, 6390), (4770, 5822)]