89943840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{8923}}^1$

素因数の和:8951

約数の個数: 144

約数和(自身を含む): 350820288

約数和(自身を除く): 260876448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 8923, 10080, 17846, 26769, 35692, 44615, 53538, 62461, 71384, 80307, 89230, 107076, 124922, 133845, 142768, 160614, 178460, 187383, 214152, 249844, 267690, 285536, 312305, 321228, 356920, 374766, 401535, 428304, 499688, 535380, 562149, 624610, 642456, 713840, 749532, 803070, 856608, 936915, 999376, 1070760, 1124298, 1249220, 1284912, 1427680, 1499064, 1606140, 1873830, 1998752, 2141520, 2248596, 2498440, 2569824, 2810745, 2998128, 3212280, 3747660, 4283040, 4497192, 4996880, 5621490, 5996256, 6424560, 7495320, 8994384, 9993760, 11242980, 12849120, 14990640, 17988768, 22485960, 29981280, 44971920, 89943840]

約数ペア:

[(1, 89943840), (2, 44971920), (3, 29981280), (4, 22485960), (5, 17988768), (6, 14990640), (7, 12849120), (8, 11242980), (9, 9993760), (10, 8994384), (12, 7495320), (14, 6424560), (15, 5996256), (16, 5621490), (18, 4996880), (20, 4497192), (21, 4283040), (24, 3747660), (28, 3212280), (30, 2998128), (32, 2810745), (35, 2569824), (36, 2498440), (40, 2248596), (42, 2141520), (45, 1998752), (48, 1873830), (56, 1606140), (60, 1499064), (63, 1427680), (70, 1284912), (72, 1249220), (80, 1124298), (84, 1070760), (90, 999376), (96, 936915), (105, 856608), (112, 803070), (120, 749532), (126, 713840), (140, 642456), (144, 624610), (160, 562149), (168, 535380), (180, 499688), (210, 428304), (224, 401535), (240, 374766), (252, 356920), (280, 321228), (288, 312305), (315, 285536), (336, 267690), (360, 249844), (420, 214152), (480, 187383), (504, 178460), (560, 160614), (630, 142768), (672, 133845), (720, 124922), (840, 107076), (1008, 89230), (1120, 80307), (1260, 71384), (1440, 62461), (1680, 53538), (2016, 44615), (2520, 35692), (3360, 26769), (5040, 17846), (8923, 10080)]