65643480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:503

約数の個数: 256

約数和(自身を含む): 263808000

約数和(自身を除く): 198164520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 457, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 914, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1371, 1512, 1596, 1710, 1828, 1890, 1995, 2052, 2280, 2285, 2394, 2520, 2565, 2660, 2742, 3192, 3199, 3420, 3591, 3656, 3780, 3990, 4104, 4113, 4570, 4788, 5130, 5320, 5484, 5985, 6398, 6840, 6855, 7182, 7560, 7980, 8226, 8683, 9140, 9576, 9597, 10260, 10968, 11970, 12339, 12796, 13710, 14364, 15960, 15995, 16452, 17366, 17955, 18280, 19194, 20520, 20565, 23940, 24678, 25592, 26049, 27420, 28728, 28791, 31990, 32904, 34732, 35910, 38388, 41130, 43415, 47880, 47985, 49356, 52098, 54840, 57582, 60781, 61695, 63980, 69464, 71820, 76776, 78147, 82260, 86373, 86830, 95970, 98712, 104196, 115164, 121562, 123390, 127960, 130245, 143640, 143955, 156294, 164520, 172746, 173660, 182343, 191940, 208392, 230328, 234441, 243124, 246780, 260490, 287910, 303905, 312588, 345492, 347320, 364686, 383880, 390735, 431865, 468882, 486248, 493560, 520980, 547029, 575820, 607810, 625176, 690984, 729372, 781470, 863730, 911715, 937764, 1041960, 1094058, 1151640, 1172205, 1215620, 1458744, 1562940, 1641087, 1727460, 1823430, 1875528, 2188116, 2344410, 2431240, 2735145, 3125880, 3282174, 3454920, 3646860, 4376232, 4688820, 5470290, 6564348, 7293720, 8205435, 9377640, 10940580, 13128696, 16410870, 21881160, 32821740, 65643480]

約数ペア:

[(1, 65643480), (2, 32821740), (3, 21881160), (4, 16410870), (5, 13128696), (6, 10940580), (7, 9377640), (8, 8205435), (9, 7293720), (10, 6564348), (12, 5470290), (14, 4688820), (15, 4376232), (18, 3646860), (19, 3454920), (20, 3282174), (21, 3125880), (24, 2735145), (27, 2431240), (28, 2344410), (30, 2188116), (35, 1875528), (36, 1823430), (38, 1727460), (40, 1641087), (42, 1562940), (45, 1458744), (54, 1215620), (56, 1172205), (57, 1151640), (60, 1094058), (63, 1041960), (70, 937764), (72, 911715), (76, 863730), (84, 781470), (90, 729372), (95, 690984), (105, 625176), (108, 607810), (114, 575820), (120, 547029), (126, 520980), (133, 493560), (135, 486248), (140, 468882), (152, 431865), (168, 390735), (171, 383880), (180, 364686), (189, 347320), (190, 345492), (210, 312588), (216, 303905), (228, 287910), (252, 260490), (266, 246780), (270, 243124), (280, 234441), (285, 230328), (315, 208392), (342, 191940), (360, 182343), (378, 173660), (380, 172746), (399, 164520), (420, 156294), (456, 143955), (457, 143640), (504, 130245), (513, 127960), (532, 123390), (540, 121562), (570, 115164), (630, 104196), (665, 98712), (684, 95970), (756, 86830), (760, 86373), (798, 82260), (840, 78147), (855, 76776), (914, 71820), (945, 69464), (1026, 63980), (1064, 61695), (1080, 60781), (1140, 57582), (1197, 54840), (1260, 52098), (1330, 49356), (1368, 47985), (1371, 47880), (1512, 43415), (1596, 41130), (1710, 38388), (1828, 35910), (1890, 34732), (1995, 32904), (2052, 31990), (2280, 28791), (2285, 28728), (2394, 27420), (2520, 26049), (2565, 25592), (2660, 24678), (2742, 23940), (3192, 20565), (3199, 20520), (3420, 19194), (3591, 18280), (3656, 17955), (3780, 17366), (3990, 16452), (4104, 15995), (4113, 15960), (4570, 14364), (4788, 13710), (5130, 12796), (5320, 12339), (5484, 11970), (5985, 10968), (6398, 10260), (6840, 9597), (6855, 9576), (7182, 9140), (7560, 8683), (7980, 8226)]