31976522.000000000

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:514

約数の個数: 240

約数和(自身を含む): 380540160

約数和(自身を除く): 279920340

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, 467, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 934, 945, 1026, 1134, 1140, 1197, 1260, 1330, 1401, 1539, 1596, 1620, 1710, 1868, 1890, 1995, 2052, 2268, 2335, 2394, 2565, 2660, 2802, 2835, 3078, 3269, 3420, 3591, 3780, 3990, 4203, 4670, 4788, 5130, 5604, 5670, 5985, 6156, 6538, 7005, 7182, 7695, 7980, 8406, 8873, 9340, 9807, 10260, 10773, 11340, 11970, 12609, 13076, 14010, 14364, 15390, 16345, 16812, 17746, 17955, 19614, 21015, 21546, 23940, 25218, 26619, 28020, 29421, 30780, 32690, 35492, 35910, 37827, 39228, 42030, 43092, 44365, 49035, 50436, 53238, 53865, 58842, 62111, 63045, 65380, 71820, 75654, 79857, 84060, 88263, 88730, 98070, 106476, 107730, 117684, 124222, 126090, 133095, 147105, 151308, 159714, 176526, 177460, 186333, 189135, 196140, 215460, 239571, 248444, 252180, 264789, 266190, 294210, 310555, 319428, 353052, 372666, 378270, 399285, 441315, 479142, 529578, 532380, 558999, 588420, 621110, 718713, 745332, 756540, 798570, 882630, 931665, 958284, 1059156, 1117998, 1197855, 1242220, 1323945, 1437426, 1597140, 1676997, 1765260, 1863330, 2235996, 2395710, 2647890, 2794995, 2874852, 3353994, 3593565, 3726660, 4791420, 5030991, 5295780, 5589990, 6707988, 7187130, 8384985, 10061982, 11179980, 14374260, 16769970, 20123964, 25154955, 33539940, 50309910, 100619820]

約数ペア:

[(1, 100619820), (2, 50309910), (3, 33539940), (4, 25154955), (5, 20123964), (6, 16769970), (7, 14374260), (9, 11179980), (10, 10061982), (12, 8384985), (14, 7187130), (15, 6707988), (18, 5589990), (19, 5295780), (20, 5030991), (21, 4791420), (27, 3726660), (28, 3593565), (30, 3353994), (35, 2874852), (36, 2794995), (38, 2647890), (42, 2395710), (45, 2235996), (54, 1863330), (57, 1765260), (60, 1676997), (63, 1597140), (70, 1437426), (76, 1323945), (81, 1242220), (84, 1197855), (90, 1117998), (95, 1059156), (105, 958284), (108, 931665), (114, 882630), (126, 798570), (133, 756540), (135, 745332), (140, 718713), (162, 621110), (171, 588420), (180, 558999), (189, 532380), (190, 529578), (210, 479142), (228, 441315), (252, 399285), (266, 378270), (270, 372666), (285, 353052), (315, 319428), (324, 310555), (342, 294210), (378, 266190), (380, 264789), (399, 252180), (405, 248444), (420, 239571), (467, 215460), (513, 196140), (532, 189135), (540, 186333), (567, 177460), (570, 176526), (630, 159714), (665, 151308), (684, 147105), (756, 133095), (798, 126090), (810, 124222), (855, 117684), (934, 107730), (945, 106476), (1026, 98070), (1134, 88730), (1140, 88263), (1197, 84060), (1260, 79857), (1330, 75654), (1401, 71820), (1539, 65380), (1596, 63045), (1620, 62111), (1710, 58842), (1868, 53865), (1890, 53238), (1995, 50436), (2052, 49035), (2268, 44365), (2335, 43092), (2394, 42030), (2565, 39228), (2660, 37827), (2802, 35910), (2835, 35492), (3078, 32690), (3269, 30780), (3420, 29421), (3591, 28020), (3780, 26619), (3990, 25218), (4203, 23940), (4670, 21546), (4788, 21015), (5130, 19614), (5604, 17955), (5670, 17746), (5985, 16812), (6156, 16345), (6538, 15390), (7005, 14364), (7182, 14010), (7695, 13076), (7980, 12609), (8406, 11970), (8873, 11340), (9340, 10773), (9807, 10260)]