628702020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2113}}^1$

素因数の和:2179

約数の個数: 192

約数和(自身を含む): 2130912000

約数和(自身を除く): 1502209980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 29, 30, 36, 38, 45, 54, 57, 58, 60, 76, 87, 90, 95, 108, 114, 116, 135, 145, 171, 174, 180, 190, 228, 261, 270, 285, 290, 342, 348, 380, 435, 513, 522, 540, 551, 570, 580, 684, 783, 855, 870, 1026, 1044, 1102, 1140, 1305, 1566, 1653, 1710, 1740, 2052, 2113, 2204, 2565, 2610, 2755, 3132, 3306, 3420, 3915, 4226, 4959, 5130, 5220, 5510, 6339, 6612, 7830, 8265, 8452, 9918, 10260, 10565, 11020, 12678, 14877, 15660, 16530, 19017, 19836, 21130, 24795, 25356, 29754, 31695, 33060, 38034, 40147, 42260, 49590, 57051, 59508, 61277, 63390, 74385, 76068, 80294, 95085, 99180, 114102, 120441, 122554, 126780, 148770, 160588, 183831, 190170, 200735, 228204, 240882, 245108, 285255, 297540, 306385, 361323, 367662, 380340, 401470, 481764, 551493, 570510, 602205, 612770, 722646, 735324, 802940, 919155, 1083969, 1102986, 1141020, 1164263, 1204410, 1225540, 1445292, 1654479, 1806615, 1838310, 2167938, 2205972, 2328526, 2408820, 2757465, 3308958, 3492789, 3613230, 3676620, 4335876, 4657052, 5419845, 5514930, 5821315, 6617916, 6985578, 7226460, 8272395, 10478367, 10839690, 11029860, 11642630, 13971156, 16544790, 17463945, 20956734, 21679380, 23285260, 31435101, 33089580, 34927890, 41913468, 52391835, 62870202, 69855780, 104783670, 125740404, 157175505, 209567340, 314351010, 628702020]

約数ペア:

[(1, 628702020), (2, 314351010), (3, 209567340), (4, 157175505), (5, 125740404), (6, 104783670), (9, 69855780), (10, 62870202), (12, 52391835), (15, 41913468), (18, 34927890), (19, 33089580), (20, 31435101), (27, 23285260), (29, 21679380), (30, 20956734), (36, 17463945), (38, 16544790), (45, 13971156), (54, 11642630), (57, 11029860), (58, 10839690), (60, 10478367), (76, 8272395), (87, 7226460), (90, 6985578), (95, 6617916), (108, 5821315), (114, 5514930), (116, 5419845), (135, 4657052), (145, 4335876), (171, 3676620), (174, 3613230), (180, 3492789), (190, 3308958), (228, 2757465), (261, 2408820), (270, 2328526), (285, 2205972), (290, 2167938), (342, 1838310), (348, 1806615), (380, 1654479), (435, 1445292), (513, 1225540), (522, 1204410), (540, 1164263), (551, 1141020), (570, 1102986), (580, 1083969), (684, 919155), (783, 802940), (855, 735324), (870, 722646), (1026, 612770), (1044, 602205), (1102, 570510), (1140, 551493), (1305, 481764), (1566, 401470), (1653, 380340), (1710, 367662), (1740, 361323), (2052, 306385), (2113, 297540), (2204, 285255), (2565, 245108), (2610, 240882), (2755, 228204), (3132, 200735), (3306, 190170), (3420, 183831), (3915, 160588), (4226, 148770), (4959, 126780), (5130, 122554), (5220, 120441), (5510, 114102), (6339, 99180), (6612, 95085), (7830, 80294), (8265, 76068), (8452, 74385), (9918, 63390), (10260, 61277), (10565, 59508), (11020, 57051), (12678, 49590), (14877, 42260), (15660, 40147), (16530, 38034), (19017, 33060), (19836, 31695), (21130, 29754), (24795, 25356)]