418185320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 1125273600

約数和(自身を除く): 707088280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 47, 56, 70, 86, 94, 140, 172, 188, 215, 235, 280, 301, 329, 344, 376, 430, 470, 602, 658, 739, 860, 940, 1204, 1316, 1478, 1505, 1645, 1720, 1880, 2021, 2408, 2632, 2956, 3010, 3290, 3695, 4042, 5173, 5912, 6020, 6580, 7390, 8084, 10105, 10346, 12040, 13160, 14147, 14780, 16168, 20210, 20692, 25865, 28294, 29560, 31777, 34733, 40420, 41384, 51730, 56588, 63554, 69466, 70735, 80840, 103460, 113176, 127108, 138932, 141470, 158885, 173665, 206920, 222439, 243131, 254216, 277864, 282940, 317770, 347330, 444878, 486262, 565880, 635540, 694660, 889756, 972524, 1112195, 1215655, 1271080, 1389320, 1493519, 1779512, 1945048, 2224390, 2431310, 2987038, 4448780, 4862620, 5974076, 7467595, 8897560, 9725240, 10454633, 11948152, 14935190, 20909266, 29870380, 41818532, 52273165, 59740760, 83637064, 104546330, 209092660, 418185320]

約数ペア:

[(1, 418185320), (2, 209092660), (4, 104546330), (5, 83637064), (7, 59740760), (8, 52273165), (10, 41818532), (14, 29870380), (20, 20909266), (28, 14935190), (35, 11948152), (40, 10454633), (43, 9725240), (47, 8897560), (56, 7467595), (70, 5974076), (86, 4862620), (94, 4448780), (140, 2987038), (172, 2431310), (188, 2224390), (215, 1945048), (235, 1779512), (280, 1493519), (301, 1389320), (329, 1271080), (344, 1215655), (376, 1112195), (430, 972524), (470, 889756), (602, 694660), (658, 635540), (739, 565880), (860, 486262), (940, 444878), (1204, 347330), (1316, 317770), (1478, 282940), (1505, 277864), (1645, 254216), (1720, 243131), (1880, 222439), (2021, 206920), (2408, 173665), (2632, 158885), (2956, 141470), (3010, 138932), (3290, 127108), (3695, 113176), (4042, 103460), (5173, 80840), (5912, 70735), (6020, 69466), (6580, 63554), (7390, 56588), (8084, 51730), (10105, 41384), (10346, 40420), (12040, 34733), (13160, 31777), (14147, 29560), (14780, 28294), (16168, 25865), (20210, 20692)]