212918940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4789}}^1$

素因数の和:4836

約数の個数: 144

約数和(自身を含む): 732295200

約数和(自身を除く): 519376260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4789, 4940, 7410, 8892, 9578, 11115, 14367, 14820, 19156, 22230, 23945, 28734, 43101, 44460, 47890, 57468, 62257, 71835, 86202, 90991, 95780, 124514, 143670, 172404, 181982, 186771, 215505, 249028, 272973, 287340, 311285, 363964, 373542, 431010, 454955, 545946, 560313, 622570, 747084, 818919, 862020, 909910, 933855, 1091892, 1120626, 1182883, 1245140, 1364865, 1637838, 1819820, 1867710, 2241252, 2365766, 2729730, 2801565, 3275676, 3548649, 3735420, 4094595, 4731532, 5459460, 5603130, 5914415, 7097298, 8189190, 10645947, 11206260, 11828830, 14194596, 16378380, 17743245, 21291894, 23657660, 35486490, 42583788, 53229735, 70972980, 106459470, 212918940]

約数ペア:

[(1, 212918940), (2, 106459470), (3, 70972980), (4, 53229735), (5, 42583788), (6, 35486490), (9, 23657660), (10, 21291894), (12, 17743245), (13, 16378380), (15, 14194596), (18, 11828830), (19, 11206260), (20, 10645947), (26, 8189190), (30, 7097298), (36, 5914415), (38, 5603130), (39, 5459460), (45, 4731532), (52, 4094595), (57, 3735420), (60, 3548649), (65, 3275676), (76, 2801565), (78, 2729730), (90, 2365766), (95, 2241252), (114, 1867710), (117, 1819820), (130, 1637838), (156, 1364865), (171, 1245140), (180, 1182883), (190, 1120626), (195, 1091892), (228, 933855), (234, 909910), (247, 862020), (260, 818919), (285, 747084), (342, 622570), (380, 560313), (390, 545946), (468, 454955), (494, 431010), (570, 373542), (585, 363964), (684, 311285), (741, 287340), (780, 272973), (855, 249028), (988, 215505), (1140, 186771), (1170, 181982), (1235, 172404), (1482, 143670), (1710, 124514), (2223, 95780), (2340, 90991), (2470, 86202), (2964, 71835), (3420, 62257), (3705, 57468), (4446, 47890), (4789, 44460), (4940, 43101), (7410, 28734), (8892, 23945), (9578, 22230), (11115, 19156), (14367, 14820)]