225657680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4789}}^1$

素因数の和:4852

約数の個数: 80

約数和(自身を含む): 570201600

約数和(自身を除く): 344543920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 4789, 5890, 9424, 9578, 11780, 19156, 23560, 23945, 38312, 47120, 47890, 76624, 90991, 95780, 148459, 181982, 191560, 296918, 363964, 383120, 454955, 593836, 727928, 742295, 909910, 1187672, 1455856, 1484590, 1819820, 2375344, 2820721, 2969180, 3639640, 5641442, 5938360, 7279280, 11282884, 11876720, 14103605, 22565768, 28207210, 45131536, 56414420, 112828840, 225657680]

約数ペア:

[(1, 225657680), (2, 112828840), (4, 56414420), (5, 45131536), (8, 28207210), (10, 22565768), (16, 14103605), (19, 11876720), (20, 11282884), (31, 7279280), (38, 5938360), (40, 5641442), (62, 3639640), (76, 2969180), (80, 2820721), (95, 2375344), (124, 1819820), (152, 1484590), (155, 1455856), (190, 1187672), (248, 909910), (304, 742295), (310, 727928), (380, 593836), (496, 454955), (589, 383120), (620, 363964), (760, 296918), (1178, 191560), (1240, 181982), (1520, 148459), (2356, 95780), (2480, 90991), (2945, 76624), (4712, 47890), (4789, 47120), (5890, 38312), (9424, 23945), (9578, 23560), (11780, 19156)]