20178125280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{16903}}^1$

素因数の和:17753

約数の個数: 144

約数和(自身を含む): 68944992480

約数和(自身を除く): 48766867200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 829, 1440, 1658, 2487, 3316, 4145, 4974, 6632, 7461, 8290, 9948, 12435, 13264, 14922, 16580, 16903, 19896, 24870, 26528, 29844, 33160, 33806, 37305, 39792, 49740, 50709, 59688, 66320, 67612, 74610, 79584, 84515, 99480, 101418, 119376, 132640, 135224, 149220, 152127, 169030, 198960, 202836, 238752, 253545, 270448, 298440, 304254, 338060, 397920, 405672, 507090, 540896, 596880, 608508, 676120, 760635, 811344, 1014180, 1193760, 1217016, 1352240, 1521270, 1622688, 2028360, 2434032, 2704480, 3042540, 4056720, 4868064, 6085080, 8113440, 12170160, 14012587, 24340320, 28025174, 42037761, 56050348, 70062935, 84075522, 112100696, 126113283, 140125870, 168151044, 210188805, 224201392, 252226566, 280251740, 336302088, 420377610, 448402784, 504453132, 560503480, 630566415, 672604176, 840755220, 1008906264, 1121006960, 1261132830, 1345208352, 1681510440, 2017812528, 2242013920, 2522265660, 3363020880, 4035625056, 5044531320, 6726041760, 10089062640, 20178125280]

約数ペア:

[(1, 20178125280), (2, 10089062640), (3, 6726041760), (4, 5044531320), (5, 4035625056), (6, 3363020880), (8, 2522265660), (9, 2242013920), (10, 2017812528), (12, 1681510440), (15, 1345208352), (16, 1261132830), (18, 1121006960), (20, 1008906264), (24, 840755220), (30, 672604176), (32, 630566415), (36, 560503480), (40, 504453132), (45, 448402784), (48, 420377610), (60, 336302088), (72, 280251740), (80, 252226566), (90, 224201392), (96, 210188805), (120, 168151044), (144, 140125870), (160, 126113283), (180, 112100696), (240, 84075522), (288, 70062935), (360, 56050348), (480, 42037761), (720, 28025174), (829, 24340320), (1440, 14012587), (1658, 12170160), (2487, 8113440), (3316, 6085080), (4145, 4868064), (4974, 4056720), (6632, 3042540), (7461, 2704480), (8290, 2434032), (9948, 2028360), (12435, 1622688), (13264, 1521270), (14922, 1352240), (16580, 1217016), (16903, 1193760), (19896, 1014180), (24870, 811344), (26528, 760635), (29844, 676120), (33160, 608508), (33806, 596880), (37305, 540896), (39792, 507090), (49740, 405672), (50709, 397920), (59688, 338060), (66320, 304254), (67612, 298440), (74610, 270448), (79584, 253545), (84515, 238752), (99480, 202836), (101418, 198960), (119376, 169030), (132640, 152127), (135224, 149220)]