28294140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 98703360

約数和(自身を除く): 70409220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 29, 30, 35, 42, 46, 58, 60, 69, 70, 84, 87, 92, 101, 105, 115, 116, 138, 140, 145, 161, 174, 202, 203, 210, 230, 276, 290, 303, 322, 345, 348, 404, 406, 420, 435, 460, 483, 505, 580, 606, 609, 644, 667, 690, 707, 805, 812, 870, 966, 1010, 1015, 1212, 1218, 1334, 1380, 1414, 1515, 1610, 1740, 1932, 2001, 2020, 2030, 2121, 2323, 2415, 2436, 2668, 2828, 2929, 3030, 3045, 3220, 3335, 3535, 4002, 4060, 4242, 4646, 4669, 4830, 5858, 6060, 6090, 6670, 6969, 7070, 8004, 8484, 8787, 9292, 9338, 9660, 10005, 10605, 11615, 11716, 12180, 13340, 13938, 14007, 14140, 14645, 16261, 17574, 18676, 20010, 20503, 21210, 23230, 23345, 27876, 28014, 29290, 32522, 34845, 35148, 40020, 41006, 42420, 43935, 46460, 46690, 48783, 56028, 58580, 61509, 65044, 67367, 69690, 70035, 81305, 82012, 87870, 93380, 97566, 102515, 123018, 134734, 139380, 140070, 162610, 175740, 195132, 202101, 205030, 243915, 246036, 269468, 280140, 307545, 325220, 336835, 404202, 410060, 471569, 487830, 615090, 673670, 808404, 943138, 975660, 1010505, 1230180, 1347340, 1414707, 1886276, 2021010, 2357845, 2829414, 4042020, 4715690, 5658828, 7073535, 9431380, 14147070, 28294140]

約数ペア:

[(1, 28294140), (2, 14147070), (3, 9431380), (4, 7073535), (5, 5658828), (6, 4715690), (7, 4042020), (10, 2829414), (12, 2357845), (14, 2021010), (15, 1886276), (20, 1414707), (21, 1347340), (23, 1230180), (28, 1010505), (29, 975660), (30, 943138), (35, 808404), (42, 673670), (46, 615090), (58, 487830), (60, 471569), (69, 410060), (70, 404202), (84, 336835), (87, 325220), (92, 307545), (101, 280140), (105, 269468), (115, 246036), (116, 243915), (138, 205030), (140, 202101), (145, 195132), (161, 175740), (174, 162610), (202, 140070), (203, 139380), (210, 134734), (230, 123018), (276, 102515), (290, 97566), (303, 93380), (322, 87870), (345, 82012), (348, 81305), (404, 70035), (406, 69690), (420, 67367), (435, 65044), (460, 61509), (483, 58580), (505, 56028), (580, 48783), (606, 46690), (609, 46460), (644, 43935), (667, 42420), (690, 41006), (707, 40020), (805, 35148), (812, 34845), (870, 32522), (966, 29290), (1010, 28014), (1015, 27876), (1212, 23345), (1218, 23230), (1334, 21210), (1380, 20503), (1414, 20010), (1515, 18676), (1610, 17574), (1740, 16261), (1932, 14645), (2001, 14140), (2020, 14007), (2030, 13938), (2121, 13340), (2323, 12180), (2415, 11716), (2436, 11615), (2668, 10605), (2828, 10005), (2929, 9660), (3030, 9338), (3045, 9292), (3220, 8787), (3335, 8484), (3535, 8004), (4002, 7070), (4060, 6969), (4242, 6670), (4646, 6090), (4669, 6060), (4830, 5858)]