321864400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 240

約数和(自身を含む): 964813248

約数和(自身を除く): 642948848

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 25, 26, 34, 40, 44, 50, 52, 55, 65, 68, 80, 85, 88, 100, 104, 110, 130, 136, 143, 170, 176, 187, 200, 208, 220, 221, 260, 272, 275, 286, 325, 331, 340, 374, 400, 425, 440, 442, 520, 550, 572, 650, 662, 680, 715, 748, 850, 880, 884, 935, 1040, 1100, 1105, 1144, 1300, 1324, 1360, 1430, 1496, 1655, 1700, 1768, 1870, 2200, 2210, 2288, 2431, 2600, 2648, 2860, 2992, 3310, 3400, 3536, 3575, 3641, 3740, 4303, 4400, 4420, 4675, 4862, 5200, 5296, 5525, 5627, 5720, 6620, 6800, 7150, 7282, 7480, 8275, 8606, 8840, 9350, 9724, 11050, 11254, 11440, 12155, 13240, 14300, 14564, 14960, 16550, 17212, 17680, 18205, 18700, 19448, 21515, 22100, 22508, 24310, 26480, 28135, 28600, 29128, 33100, 34424, 36410, 37400, 38896, 43030, 44200, 45016, 47333, 48620, 56270, 57200, 58256, 60775, 61897, 66200, 68848, 72820, 73151, 74800, 86060, 88400, 90032, 91025, 94666, 97240, 107575, 112540, 121550, 123794, 132400, 140675, 145640, 146302, 172120, 182050, 189332, 194480, 215150, 225080, 236665, 243100, 247588, 281350, 291280, 292604, 309485, 344240, 364100, 365755, 378664, 430300, 450160, 473330, 486200, 495176, 562700, 585208, 618970, 728200, 731510, 757328, 804661, 860600, 946660, 972400, 990352, 1125400, 1170416, 1183325, 1237940, 1456400, 1463020, 1547425, 1609322, 1721200, 1828775, 1893320, 2250800, 2366650, 2475880, 2926040, 3094850, 3218644, 3657550, 3786640, 4023305, 4733300, 4951760, 5852080, 6189700, 6437288, 7315100, 8046610, 9466600, 12379400, 12874576, 14630200, 16093220, 18933200, 20116525, 24758800, 29260400, 32186440, 40233050, 64372880, 80466100, 160932200, 321864400]

約数ペア:

[(1, 321864400), (2, 160932200), (4, 80466100), (5, 64372880), (8, 40233050), (10, 32186440), (11, 29260400), (13, 24758800), (16, 20116525), (17, 18933200), (20, 16093220), (22, 14630200), (25, 12874576), (26, 12379400), (34, 9466600), (40, 8046610), (44, 7315100), (50, 6437288), (52, 6189700), (55, 5852080), (65, 4951760), (68, 4733300), (80, 4023305), (85, 3786640), (88, 3657550), (100, 3218644), (104, 3094850), (110, 2926040), (130, 2475880), (136, 2366650), (143, 2250800), (170, 1893320), (176, 1828775), (187, 1721200), (200, 1609322), (208, 1547425), (220, 1463020), (221, 1456400), (260, 1237940), (272, 1183325), (275, 1170416), (286, 1125400), (325, 990352), (331, 972400), (340, 946660), (374, 860600), (400, 804661), (425, 757328), (440, 731510), (442, 728200), (520, 618970), (550, 585208), (572, 562700), (650, 495176), (662, 486200), (680, 473330), (715, 450160), (748, 430300), (850, 378664), (880, 365755), (884, 364100), (935, 344240), (1040, 309485), (1100, 292604), (1105, 291280), (1144, 281350), (1300, 247588), (1324, 243100), (1360, 236665), (1430, 225080), (1496, 215150), (1655, 194480), (1700, 189332), (1768, 182050), (1870, 172120), (2200, 146302), (2210, 145640), (2288, 140675), (2431, 132400), (2600, 123794), (2648, 121550), (2860, 112540), (2992, 107575), (3310, 97240), (3400, 94666), (3536, 91025), (3575, 90032), (3641, 88400), (3740, 86060), (4303, 74800), (4400, 73151), (4420, 72820), (4675, 68848), (4862, 66200), (5200, 61897), (5296, 60775), (5525, 58256), (5627, 57200), (5720, 56270), (6620, 48620), (6800, 47333), (7150, 45016), (7282, 44200), (7480, 43030), (8275, 38896), (8606, 37400), (8840, 36410), (9350, 34424), (9724, 33100), (11050, 29128), (11254, 28600), (11440, 28135), (12155, 26480), (13240, 24310), (14300, 22508), (14564, 22100), (14960, 21515), (16550, 19448), (17212, 18700), (17680, 18205)]