491464260

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2328

約数の個数: 240

約数和(自身を含む): 1855539840

約数和(自身を除く): 1364075580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2281, 2394, 2565, 2660, 2835, 3078, 3420, 3591, 3780, 3990, 4562, 4788, 5130, 5670, 5985, 6156, 6843, 7182, 7695, 7980, 9124, 10260, 10773, 11340, 11405, 11970, 13686, 14364, 15390, 15967, 17955, 20529, 21546, 22810, 23940, 27372, 30780, 31934, 34215, 35910, 41058, 43092, 43339, 45620, 47901, 53865, 61587, 63868, 68430, 71820, 79835, 82116, 86678, 95802, 102645, 107730, 123174, 130017, 136860, 143703, 159670, 173356, 184761, 191604, 205290, 215460, 216695, 239505, 246348, 260034, 287406, 303373, 307935, 319340, 369522, 390051, 410580, 431109, 433390, 479010, 520068, 574812, 606746, 615870, 650085, 718515, 739044, 780102, 862218, 866780, 910119, 923805, 958020, 1170153, 1213492, 1231740, 1293327, 1300170, 1437030, 1516865, 1560204, 1724436, 1820238, 1847610, 1950255, 2155545, 2340306, 2586654, 2600340, 2730357, 2874060, 3033730, 3510459, 3640476, 3695220, 3900510, 4311090, 4550595, 4680612, 5173308, 5460714, 5850765, 6067460, 6466635, 7020918, 7801020, 8191071, 8622180, 9101190, 10921428, 11701530, 12933270, 13651785, 14041836, 16382142, 17552295, 18202380, 23403060, 24573213, 25866540, 27303570, 32764284, 35104590, 40955355, 49146426, 54607140, 70209180, 81910710, 98292852, 122866065, 163821420, 245732130, 491464260]

約数ペア:

[(1, 491464260), (2, 245732130), (3, 163821420), (4, 122866065), (5, 98292852), (6, 81910710), (7, 70209180), (9, 54607140), (10, 49146426), (12, 40955355), (14, 35104590), (15, 32764284), (18, 27303570), (19, 25866540), (20, 24573213), (21, 23403060), (27, 18202380), (28, 17552295), (30, 16382142), (35, 14041836), (36, 13651785), (38, 12933270), (42, 11701530), (45, 10921428), (54, 9101190), (57, 8622180), (60, 8191071), (63, 7801020), (70, 7020918), (76, 6466635), (81, 6067460), (84, 5850765), (90, 5460714), (95, 5173308), (105, 4680612), (108, 4550595), (114, 4311090), (126, 3900510), (133, 3695220), (135, 3640476), (140, 3510459), (162, 3033730), (171, 2874060), (180, 2730357), (189, 2600340), (190, 2586654), (210, 2340306), (228, 2155545), (252, 1950255), (266, 1847610), (270, 1820238), (285, 1724436), (315, 1560204), (324, 1516865), (342, 1437030), (378, 1300170), (380, 1293327), (399, 1231740), (405, 1213492), (420, 1170153), (513, 958020), (532, 923805), (540, 910119), (567, 866780), (570, 862218), (630, 780102), (665, 739044), (684, 718515), (756, 650085), (798, 615870), (810, 606746), (855, 574812), (945, 520068), (1026, 479010), (1134, 433390), (1140, 431109), (1197, 410580), (1260, 390051), (1330, 369522), (1539, 319340), (1596, 307935), (1620, 303373), (1710, 287406), (1890, 260034), (1995, 246348), (2052, 239505), (2268, 216695), (2281, 215460), (2394, 205290), (2565, 191604), (2660, 184761), (2835, 173356), (3078, 159670), (3420, 143703), (3591, 136860), (3780, 130017), (3990, 123174), (4562, 107730), (4788, 102645), (5130, 95802), (5670, 86678), (5985, 82116), (6156, 79835), (6843, 71820), (7182, 68430), (7695, 63868), (7980, 61587), (9124, 53865), (10260, 47901), (10773, 45620), (11340, 43339), (11405, 43092), (11970, 41058), (13686, 35910), (14364, 34215), (15390, 31934), (15967, 30780), (17955, 27372), (20529, 23940), (21546, 22810)]