228411720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 192

約数和(自身を含む): 777853440

約数和(自身を除く): 549441720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 97, 120, 124, 155, 180, 186, 194, 211, 248, 279, 291, 310, 360, 372, 388, 422, 465, 485, 558, 582, 620, 633, 744, 776, 844, 873, 930, 970, 1055, 1116, 1164, 1240, 1266, 1395, 1455, 1688, 1746, 1860, 1899, 1940, 2110, 2232, 2328, 2532, 2790, 2910, 3007, 3165, 3492, 3720, 3798, 3880, 4220, 4365, 5064, 5580, 5820, 6014, 6330, 6541, 6984, 7596, 8440, 8730, 9021, 9495, 11160, 11640, 12028, 12660, 13082, 15035, 15192, 17460, 18042, 18990, 19623, 20467, 24056, 25320, 26164, 27063, 30070, 32705, 34920, 36084, 37980, 39246, 40934, 45105, 52328, 54126, 58869, 60140, 61401, 65410, 72168, 75960, 78492, 81868, 90210, 98115, 102335, 108252, 117738, 120280, 122802, 130820, 135315, 156984, 163736, 180420, 184203, 196230, 204670, 216504, 235476, 245604, 261640, 270630, 294345, 307005, 360840, 368406, 392460, 409340, 470952, 491208, 541260, 588690, 614010, 634477, 736812, 784920, 818680, 921015, 1082520, 1177380, 1228020, 1268954, 1473624, 1842030, 1903431, 2354760, 2456040, 2537908, 3172385, 3684060, 3806862, 5075816, 5710293, 6344770, 7368120, 7613724, 9517155, 11420586, 12689540, 15227448, 19034310, 22841172, 25379080, 28551465, 38068620, 45682344, 57102930, 76137240, 114205860, 228411720]

約数ペア:

[(1, 228411720), (2, 114205860), (3, 76137240), (4, 57102930), (5, 45682344), (6, 38068620), (8, 28551465), (9, 25379080), (10, 22841172), (12, 19034310), (15, 15227448), (18, 12689540), (20, 11420586), (24, 9517155), (30, 7613724), (31, 7368120), (36, 6344770), (40, 5710293), (45, 5075816), (60, 3806862), (62, 3684060), (72, 3172385), (90, 2537908), (93, 2456040), (97, 2354760), (120, 1903431), (124, 1842030), (155, 1473624), (180, 1268954), (186, 1228020), (194, 1177380), (211, 1082520), (248, 921015), (279, 818680), (291, 784920), (310, 736812), (360, 634477), (372, 614010), (388, 588690), (422, 541260), (465, 491208), (485, 470952), (558, 409340), (582, 392460), (620, 368406), (633, 360840), (744, 307005), (776, 294345), (844, 270630), (873, 261640), (930, 245604), (970, 235476), (1055, 216504), (1116, 204670), (1164, 196230), (1240, 184203), (1266, 180420), (1395, 163736), (1455, 156984), (1688, 135315), (1746, 130820), (1860, 122802), (1899, 120280), (1940, 117738), (2110, 108252), (2232, 102335), (2328, 98115), (2532, 90210), (2790, 81868), (2910, 78492), (3007, 75960), (3165, 72168), (3492, 65410), (3720, 61401), (3798, 60140), (3880, 58869), (4220, 54126), (4365, 52328), (5064, 45105), (5580, 40934), (5820, 39246), (6014, 37980), (6330, 36084), (6541, 34920), (6984, 32705), (7596, 30070), (8440, 27063), (8730, 26164), (9021, 25320), (9495, 24056), (11160, 20467), (11640, 19623), (12028, 18990), (12660, 18042), (13082, 17460), (15035, 15192)]