168140580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 510572160

約数和(自身を除く): 342431580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 46, 60, 69, 74, 89, 92, 111, 115, 138, 148, 178, 185, 222, 230, 267, 276, 345, 356, 370, 444, 445, 460, 534, 555, 690, 740, 851, 890, 1068, 1110, 1335, 1369, 1380, 1702, 1780, 2047, 2220, 2553, 2670, 2738, 3293, 3404, 4094, 4107, 4255, 5106, 5340, 5476, 6141, 6586, 6845, 8188, 8214, 8510, 9879, 10212, 10235, 12282, 12765, 13172, 13690, 16428, 16465, 17020, 19758, 20470, 20535, 24564, 25530, 27380, 30705, 31487, 32930, 39516, 40940, 41070, 49395, 51060, 61410, 62974, 65860, 75739, 82140, 94461, 98790, 121841, 122820, 125948, 151478, 157435, 188922, 197580, 227217, 243682, 302956, 314870, 365523, 377844, 378695, 454434, 472305, 487364, 609205, 629740, 731046, 757390, 908868, 944610, 1136085, 1218410, 1462092, 1514780, 1827615, 1889220, 2272170, 2436820, 2802343, 3655230, 4544340, 5604686, 7310460, 8407029, 11209372, 14011715, 16814058, 28023430, 33628116, 42035145, 56046860, 84070290, 168140580]

約数ペア:

[(1, 168140580), (2, 84070290), (3, 56046860), (4, 42035145), (5, 33628116), (6, 28023430), (10, 16814058), (12, 14011715), (15, 11209372), (20, 8407029), (23, 7310460), (30, 5604686), (37, 4544340), (46, 3655230), (60, 2802343), (69, 2436820), (74, 2272170), (89, 1889220), (92, 1827615), (111, 1514780), (115, 1462092), (138, 1218410), (148, 1136085), (178, 944610), (185, 908868), (222, 757390), (230, 731046), (267, 629740), (276, 609205), (345, 487364), (356, 472305), (370, 454434), (444, 378695), (445, 377844), (460, 365523), (534, 314870), (555, 302956), (690, 243682), (740, 227217), (851, 197580), (890, 188922), (1068, 157435), (1110, 151478), (1335, 125948), (1369, 122820), (1380, 121841), (1702, 98790), (1780, 94461), (2047, 82140), (2220, 75739), (2553, 65860), (2670, 62974), (2738, 61410), (3293, 51060), (3404, 49395), (4094, 41070), (4107, 40940), (4255, 39516), (5106, 32930), (5340, 31487), (5476, 30705), (6141, 27380), (6586, 25530), (6845, 24564), (8188, 20535), (8214, 20470), (8510, 19758), (9879, 17020), (10212, 16465), (10235, 16428), (12282, 13690), (12765, 13172)]