20013428760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{3433}}^1$

素因数の和:3598

約数の個数: 256

約数和(自身を含む): 67083327360

約数和(自身を除く): 47069898600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 101, 104, 111, 120, 130, 148, 156, 185, 195, 202, 222, 260, 296, 303, 312, 370, 390, 404, 444, 481, 505, 520, 555, 606, 740, 780, 808, 888, 962, 1010, 1110, 1212, 1313, 1443, 1480, 1515, 1560, 1924, 2020, 2220, 2405, 2424, 2626, 2886, 3030, 3433, 3737, 3848, 3939, 4040, 4440, 4810, 5252, 5772, 6060, 6565, 6866, 7215, 7474, 7878, 9620, 10299, 10504, 11211, 11544, 12120, 13130, 13732, 14430, 14948, 15756, 17165, 18685, 19240, 19695, 20598, 22422, 26260, 27464, 28860, 29896, 31512, 34330, 37370, 39390, 41196, 44629, 44844, 48581, 51495, 52520, 56055, 57720, 68660, 74740, 78780, 82392, 89258, 89688, 97162, 102990, 112110, 127021, 133887, 137320, 145743, 149480, 157560, 178516, 194324, 205980, 223145, 224220, 242905, 254042, 267774, 291486, 346733, 357032, 381063, 388648, 411960, 446290, 448440, 485810, 508084, 535548, 582972, 635105, 669435, 693466, 728715, 762126, 892580, 971620, 1016168, 1040199, 1071096, 1165944, 1270210, 1338870, 1386932, 1457430, 1524252, 1651273, 1733665, 1785160, 1905315, 1943240, 2080398, 2540420, 2677740, 2773864, 2914860, 3048504, 3302546, 3467330, 3810630, 4160796, 4507529, 4953819, 5080840, 5200995, 5355480, 5829720, 6605092, 6934660, 7621260, 8256365, 8321592, 9015058, 9907638, 10401990, 12829121, 13210184, 13522587, 13869320, 15242520, 16512730, 18030116, 19815276, 20803980, 22537645, 24769095, 25658242, 27045174, 33025460, 36060232, 38487363, 39630552, 41607960, 45075290, 49538190, 51316484, 54090348, 64145605, 66050920, 67612935, 76974726, 90150580, 99076380, 102632968, 108180696, 128291210, 135225870, 153949452, 166778573, 180301160, 192436815, 198152760, 256582420, 270451740, 307898904, 333557146, 384873630, 500335719, 513164840, 540903480, 667114292, 769747260, 833892865, 1000671438, 1334228584, 1539494520, 1667785730, 2001342876, 2501678595, 3335571460, 4002685752, 5003357190, 6671142920, 10006714380, 20013428760]

約数ペア:

[(1, 20013428760), (2, 10006714380), (3, 6671142920), (4, 5003357190), (5, 4002685752), (6, 3335571460), (8, 2501678595), (10, 2001342876), (12, 1667785730), (13, 1539494520), (15, 1334228584), (20, 1000671438), (24, 833892865), (26, 769747260), (30, 667114292), (37, 540903480), (39, 513164840), (40, 500335719), (52, 384873630), (60, 333557146), (65, 307898904), (74, 270451740), (78, 256582420), (101, 198152760), (104, 192436815), (111, 180301160), (120, 166778573), (130, 153949452), (148, 135225870), (156, 128291210), (185, 108180696), (195, 102632968), (202, 99076380), (222, 90150580), (260, 76974726), (296, 67612935), (303, 66050920), (312, 64145605), (370, 54090348), (390, 51316484), (404, 49538190), (444, 45075290), (481, 41607960), (505, 39630552), (520, 38487363), (555, 36060232), (606, 33025460), (740, 27045174), (780, 25658242), (808, 24769095), (888, 22537645), (962, 20803980), (1010, 19815276), (1110, 18030116), (1212, 16512730), (1313, 15242520), (1443, 13869320), (1480, 13522587), (1515, 13210184), (1560, 12829121), (1924, 10401990), (2020, 9907638), (2220, 9015058), (2405, 8321592), (2424, 8256365), (2626, 7621260), (2886, 6934660), (3030, 6605092), (3433, 5829720), (3737, 5355480), (3848, 5200995), (3939, 5080840), (4040, 4953819), (4440, 4507529), (4810, 4160796), (5252, 3810630), (5772, 3467330), (6060, 3302546), (6565, 3048504), (6866, 2914860), (7215, 2773864), (7474, 2677740), (7878, 2540420), (9620, 2080398), (10299, 1943240), (10504, 1905315), (11211, 1785160), (11544, 1733665), (12120, 1651273), (13130, 1524252), (13732, 1457430), (14430, 1386932), (14948, 1338870), (15756, 1270210), (17165, 1165944), (18685, 1071096), (19240, 1040199), (19695, 1016168), (20598, 971620), (22422, 892580), (26260, 762126), (27464, 728715), (28860, 693466), (29896, 669435), (31512, 635105), (34330, 582972), (37370, 535548), (39390, 508084), (41196, 485810), (44629, 448440), (44844, 446290), (48581, 411960), (51495, 388648), (52520, 381063), (56055, 357032), (57720, 346733), (68660, 291486), (74740, 267774), (78780, 254042), (82392, 242905), (89258, 224220), (89688, 223145), (97162, 205980), (102990, 194324), (112110, 178516), (127021, 157560), (133887, 149480), (137320, 145743)]