888988140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{823}}^1$

素因数の和:1208

約数の個数: 144

約数和(自身を含む): 2866788288

約数和(自身を除く): 1977800148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 353, 510, 612, 706, 765, 823, 1020, 1059, 1412, 1530, 1646, 1765, 2118, 2469, 3060, 3177, 3292, 3530, 4115, 4236, 4938, 5295, 6001, 6354, 7060, 7407, 8230, 9876, 10590, 12002, 12345, 12708, 13991, 14814, 15885, 16460, 18003, 21180, 24004, 24690, 27982, 29628, 30005, 31770, 36006, 37035, 41973, 49380, 54009, 55964, 60010, 63540, 69955, 72012, 74070, 83946, 90015, 108018, 120020, 125919, 139910, 148140, 167892, 180030, 209865, 216036, 251838, 270045, 279820, 290519, 360060, 419730, 503676, 540090, 581038, 629595, 839460, 871557, 1080180, 1162076, 1259190, 1452595, 1743114, 2518380, 2614671, 2905190, 3486228, 4357785, 4938823, 5229342, 5810380, 8715570, 9877646, 10458684, 13073355, 14816469, 17431140, 19755292, 24694115, 26146710, 29632938, 44449407, 49388230, 52293420, 59265876, 74082345, 88898814, 98776460, 148164690, 177797628, 222247035, 296329380, 444494070, 888988140]

約数ペア:

[(1, 888988140), (2, 444494070), (3, 296329380), (4, 222247035), (5, 177797628), (6, 148164690), (9, 98776460), (10, 88898814), (12, 74082345), (15, 59265876), (17, 52293420), (18, 49388230), (20, 44449407), (30, 29632938), (34, 26146710), (36, 24694115), (45, 19755292), (51, 17431140), (60, 14816469), (68, 13073355), (85, 10458684), (90, 9877646), (102, 8715570), (153, 5810380), (170, 5229342), (180, 4938823), (204, 4357785), (255, 3486228), (306, 2905190), (340, 2614671), (353, 2518380), (510, 1743114), (612, 1452595), (706, 1259190), (765, 1162076), (823, 1080180), (1020, 871557), (1059, 839460), (1412, 629595), (1530, 581038), (1646, 540090), (1765, 503676), (2118, 419730), (2469, 360060), (3060, 290519), (3177, 279820), (3292, 270045), (3530, 251838), (4115, 216036), (4236, 209865), (4938, 180030), (5295, 167892), (6001, 148140), (6354, 139910), (7060, 125919), (7407, 120020), (8230, 108018), (9876, 90015), (10590, 83946), (12002, 74070), (12345, 72012), (12708, 69955), (13991, 63540), (14814, 60010), (15885, 55964), (16460, 54009), (18003, 49380), (21180, 41973), (24004, 37035), (24690, 36006), (27982, 31770), (29628, 30005)]