401787540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3221}}^1$

素因数の和:3260

約数の個数: 240

約数和(自身を含む): 1571923584

約数和(自身を除く): 1170136044

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 81, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 162, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 324, 330, 378, 385, 396, 405, 420, 462, 495, 540, 567, 594, 630, 660, 693, 756, 770, 810, 891, 924, 945, 990, 1134, 1155, 1188, 1260, 1386, 1485, 1540, 1620, 1782, 1890, 1980, 2079, 2268, 2310, 2772, 2835, 2970, 3221, 3465, 3564, 3780, 4158, 4455, 4620, 5670, 5940, 6237, 6442, 6930, 8316, 8910, 9663, 10395, 11340, 12474, 12884, 13860, 16105, 17820, 19326, 20790, 22547, 24948, 28989, 31185, 32210, 35431, 38652, 41580, 45094, 48315, 57978, 62370, 64420, 67641, 70862, 86967, 90188, 96630, 106293, 112735, 115956, 124740, 135282, 141724, 144945, 173934, 177155, 193260, 202923, 212586, 225470, 248017, 260901, 270564, 289890, 318879, 338205, 347868, 354310, 405846, 425172, 434835, 450940, 496034, 521802, 531465, 579780, 608769, 637758, 676410, 708620, 744051, 811692, 869670, 956637, 992068, 1014615, 1043604, 1062930, 1217538, 1240085, 1275516, 1304505, 1352820, 1488102, 1594395, 1739340, 1826307, 1913274, 2029230, 2125860, 2232153, 2435076, 2480170, 2609010, 2869911, 2976204, 3043845, 3188790, 3652614, 3720255, 3826548, 4058460, 4464306, 4783185, 4960340, 5218020, 5739822, 6087690, 6377580, 6696459, 7305228, 7440510, 8928612, 9131535, 9566370, 11160765, 11479644, 12175380, 13392918, 14349555, 14881020, 18263070, 19132740, 20089377, 22321530, 26785836, 28699110, 33482295, 36526140, 40178754, 44643060, 57398220, 66964590, 80357508, 100446885, 133929180, 200893770, 401787540]

約数ペア:

[(1, 401787540), (2, 200893770), (3, 133929180), (4, 100446885), (5, 80357508), (6, 66964590), (7, 57398220), (9, 44643060), (10, 40178754), (11, 36526140), (12, 33482295), (14, 28699110), (15, 26785836), (18, 22321530), (20, 20089377), (21, 19132740), (22, 18263070), (27, 14881020), (28, 14349555), (30, 13392918), (33, 12175380), (35, 11479644), (36, 11160765), (42, 9566370), (44, 9131535), (45, 8928612), (54, 7440510), (55, 7305228), (60, 6696459), (63, 6377580), (66, 6087690), (70, 5739822), (77, 5218020), (81, 4960340), (84, 4783185), (90, 4464306), (99, 4058460), (105, 3826548), (108, 3720255), (110, 3652614), (126, 3188790), (132, 3043845), (135, 2976204), (140, 2869911), (154, 2609010), (162, 2480170), (165, 2435076), (180, 2232153), (189, 2125860), (198, 2029230), (210, 1913274), (220, 1826307), (231, 1739340), (252, 1594395), (270, 1488102), (297, 1352820), (308, 1304505), (315, 1275516), (324, 1240085), (330, 1217538), (378, 1062930), (385, 1043604), (396, 1014615), (405, 992068), (420, 956637), (462, 869670), (495, 811692), (540, 744051), (567, 708620), (594, 676410), (630, 637758), (660, 608769), (693, 579780), (756, 531465), (770, 521802), (810, 496034), (891, 450940), (924, 434835), (945, 425172), (990, 405846), (1134, 354310), (1155, 347868), (1188, 338205), (1260, 318879), (1386, 289890), (1485, 270564), (1540, 260901), (1620, 248017), (1782, 225470), (1890, 212586), (1980, 202923), (2079, 193260), (2268, 177155), (2310, 173934), (2772, 144945), (2835, 141724), (2970, 135282), (3221, 124740), (3465, 115956), (3564, 112735), (3780, 106293), (4158, 96630), (4455, 90188), (4620, 86967), (5670, 70862), (5940, 67641), (6237, 64420), (6442, 62370), (6930, 57978), (8316, 48315), (8910, 45094), (9663, 41580), (10395, 38652), (11340, 35431), (12474, 32210), (12884, 31185), (13860, 28989), (16105, 24948), (17820, 22547), (19326, 20790)]