620276940

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 216

約数和(自身を含む): 2033544240

約数和(自身を除く): 1413267300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 163, 174, 180, 243, 261, 270, 290, 324, 326, 348, 405, 435, 486, 489, 522, 540, 580, 652, 729, 783, 810, 815, 870, 972, 978, 1044, 1215, 1305, 1458, 1467, 1566, 1620, 1630, 1740, 1956, 2187, 2349, 2430, 2445, 2610, 2916, 2934, 3132, 3260, 3645, 3915, 4374, 4401, 4698, 4727, 4860, 4890, 5220, 5868, 6561, 7047, 7290, 7335, 7830, 8748, 8802, 9396, 9454, 9780, 10935, 11745, 13122, 13203, 14094, 14181, 14580, 14670, 15660, 17604, 18908, 21141, 21870, 22005, 23490, 23635, 26244, 26406, 28188, 28362, 29340, 32805, 35235, 39609, 42282, 42543, 43740, 44010, 46980, 47270, 52812, 56724, 63423, 65610, 66015, 70470, 70905, 79218, 84564, 85086, 88020, 94540, 105705, 118827, 126846, 127629, 131220, 132030, 140940, 141810, 158436, 170172, 190269, 198045, 211410, 212715, 237654, 253692, 255258, 264060, 283620, 317115, 356481, 380538, 382887, 396090, 422820, 425430, 475308, 510516, 594135, 634230, 638145, 712962, 761076, 765774, 792180, 850860, 951345, 1069443, 1148661, 1188270, 1268460, 1276290, 1425924, 1531548, 1782405, 1902690, 1914435, 2138886, 2297322, 2376540, 2552580, 3445983, 3564810, 3805380, 3828870, 4277772, 4594644, 5347215, 5743305, 6891966, 7129620, 7657740, 10337949, 10694430, 11486610, 13783932, 17229915, 20675898, 21388860, 22973220, 31013847, 34459830, 41351796, 51689745, 62027694, 68919660, 103379490, 124055388, 155069235, 206758980, 310138470, 620276940]

約数ペア:

[(1, 620276940), (2, 310138470), (3, 206758980), (4, 155069235), (5, 124055388), (6, 103379490), (9, 68919660), (10, 62027694), (12, 51689745), (15, 41351796), (18, 34459830), (20, 31013847), (27, 22973220), (29, 21388860), (30, 20675898), (36, 17229915), (45, 13783932), (54, 11486610), (58, 10694430), (60, 10337949), (81, 7657740), (87, 7129620), (90, 6891966), (108, 5743305), (116, 5347215), (135, 4594644), (145, 4277772), (162, 3828870), (163, 3805380), (174, 3564810), (180, 3445983), (243, 2552580), (261, 2376540), (270, 2297322), (290, 2138886), (324, 1914435), (326, 1902690), (348, 1782405), (405, 1531548), (435, 1425924), (486, 1276290), (489, 1268460), (522, 1188270), (540, 1148661), (580, 1069443), (652, 951345), (729, 850860), (783, 792180), (810, 765774), (815, 761076), (870, 712962), (972, 638145), (978, 634230), (1044, 594135), (1215, 510516), (1305, 475308), (1458, 425430), (1467, 422820), (1566, 396090), (1620, 382887), (1630, 380538), (1740, 356481), (1956, 317115), (2187, 283620), (2349, 264060), (2430, 255258), (2445, 253692), (2610, 237654), (2916, 212715), (2934, 211410), (3132, 198045), (3260, 190269), (3645, 170172), (3915, 158436), (4374, 141810), (4401, 140940), (4698, 132030), (4727, 131220), (4860, 127629), (4890, 126846), (5220, 118827), (5868, 105705), (6561, 94540), (7047, 88020), (7290, 85086), (7335, 84564), (7830, 79218), (8748, 70905), (8802, 70470), (9396, 66015), (9454, 65610), (9780, 63423), (10935, 56724), (11745, 52812), (13122, 47270), (13203, 46980), (14094, 44010), (14181, 43740), (14580, 42543), (14670, 42282), (15660, 39609), (17604, 35235), (18908, 32805), (21141, 29340), (21870, 28362), (22005, 28188), (23490, 26406), (23635, 26244)]