108199980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1188

約数の個数: 144

約数和(自身を含む): 380190720

約数和(自身を除く): 271990740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1087, 1106, 1185, 1260, 1422, 1580, 1659, 2174, 2212, 2370, 2765, 2844, 3261, 3318, 3555, 4348, 4740, 4977, 5435, 5530, 6522, 6636, 7110, 7609, 8295, 9783, 9954, 10870, 11060, 13044, 14220, 15218, 16305, 16590, 19566, 19908, 21740, 22827, 24885, 30436, 32610, 33180, 38045, 39132, 45654, 48915, 49770, 65220, 68481, 76090, 85873, 91308, 97830, 99540, 114135, 136962, 152180, 171746, 195660, 228270, 257619, 273924, 342405, 343492, 429365, 456540, 515238, 601111, 684810, 772857, 858730, 1030476, 1202222, 1288095, 1369620, 1545714, 1717460, 1803333, 2404444, 2576190, 3005555, 3091428, 3606666, 3864285, 5152380, 5409999, 6011110, 7213332, 7728570, 9016665, 10819998, 12022220, 15457140, 18033330, 21639996, 27049995, 36066660, 54099990, 108199980]

約数ペア:

[(1, 108199980), (2, 54099990), (3, 36066660), (4, 27049995), (5, 21639996), (6, 18033330), (7, 15457140), (9, 12022220), (10, 10819998), (12, 9016665), (14, 7728570), (15, 7213332), (18, 6011110), (20, 5409999), (21, 5152380), (28, 3864285), (30, 3606666), (35, 3091428), (36, 3005555), (42, 2576190), (45, 2404444), (60, 1803333), (63, 1717460), (70, 1545714), (79, 1369620), (84, 1288095), (90, 1202222), (105, 1030476), (126, 858730), (140, 772857), (158, 684810), (180, 601111), (210, 515238), (237, 456540), (252, 429365), (315, 343492), (316, 342405), (395, 273924), (420, 257619), (474, 228270), (553, 195660), (630, 171746), (711, 152180), (790, 136962), (948, 114135), (1087, 99540), (1106, 97830), (1185, 91308), (1260, 85873), (1422, 76090), (1580, 68481), (1659, 65220), (2174, 49770), (2212, 48915), (2370, 45654), (2765, 39132), (2844, 38045), (3261, 33180), (3318, 32610), (3555, 30436), (4348, 24885), (4740, 22827), (4977, 21740), (5435, 19908), (5530, 19566), (6522, 16590), (6636, 16305), (7110, 15218), (7609, 14220), (8295, 13044), (9783, 11060), (9954, 10870)]