900187920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1301}}^1$

素因数の和:1382

約数の個数: 180

約数和(自身を含む): 3126198348

約数和(自身を除く): 2226010428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 961, 1116, 1240, 1301, 1395, 1488, 1860, 1922, 2232, 2480, 2602, 2790, 2883, 3720, 3844, 3903, 4464, 4805, 5204, 5580, 5766, 6505, 7440, 7688, 7806, 8649, 9610, 10408, 11160, 11532, 11709, 13010, 14415, 15376, 15612, 17298, 19220, 19515, 20816, 22320, 23064, 23418, 26020, 28830, 31224, 34596, 38440, 39030, 40331, 43245, 46128, 46836, 52040, 57660, 58545, 62448, 69192, 76880, 78060, 80662, 86490, 93672, 104080, 115320, 117090, 120993, 138384, 156120, 161324, 172980, 187344, 201655, 230640, 234180, 241986, 312240, 322648, 345960, 362979, 403310, 468360, 483972, 604965, 645296, 691920, 725958, 806620, 936720, 967944, 1209930, 1250261, 1451916, 1613240, 1814895, 1935888, 2419860, 2500522, 2903832, 3226480, 3629790, 3750783, 4839720, 5001044, 5807664, 6251305, 7259580, 7501566, 9679440, 10002088, 11252349, 12502610, 14519160, 15003132, 18753915, 20004176, 22504698, 25005220, 29038320, 30006264, 37507830, 45009396, 50010440, 56261745, 60012528, 75015660, 90018792, 100020880, 112523490, 150031320, 180037584, 225046980, 300062640, 450093960, 900187920]

約数ペア:

[(1, 900187920), (2, 450093960), (3, 300062640), (4, 225046980), (5, 180037584), (6, 150031320), (8, 112523490), (9, 100020880), (10, 90018792), (12, 75015660), (15, 60012528), (16, 56261745), (18, 50010440), (20, 45009396), (24, 37507830), (30, 30006264), (31, 29038320), (36, 25005220), (40, 22504698), (45, 20004176), (48, 18753915), (60, 15003132), (62, 14519160), (72, 12502610), (80, 11252349), (90, 10002088), (93, 9679440), (120, 7501566), (124, 7259580), (144, 6251305), (155, 5807664), (180, 5001044), (186, 4839720), (240, 3750783), (248, 3629790), (279, 3226480), (310, 2903832), (360, 2500522), (372, 2419860), (465, 1935888), (496, 1814895), (558, 1613240), (620, 1451916), (720, 1250261), (744, 1209930), (930, 967944), (961, 936720), (1116, 806620), (1240, 725958), (1301, 691920), (1395, 645296), (1488, 604965), (1860, 483972), (1922, 468360), (2232, 403310), (2480, 362979), (2602, 345960), (2790, 322648), (2883, 312240), (3720, 241986), (3844, 234180), (3903, 230640), (4464, 201655), (4805, 187344), (5204, 172980), (5580, 161324), (5766, 156120), (6505, 138384), (7440, 120993), (7688, 117090), (7806, 115320), (8649, 104080), (9610, 93672), (10408, 86490), (11160, 80662), (11532, 78060), (11709, 76880), (13010, 69192), (14415, 62448), (15376, 58545), (15612, 57660), (17298, 52040), (19220, 46836), (19515, 46128), (20816, 43245), (22320, 40331), (23064, 39030), (23418, 38440), (26020, 34596), (28830, 31224)]