245299320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:555

約数の個数: 256

約数和(自身を含む): 949708800

約数和(自身を除く): 704409480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 71, 72, 84, 90, 105, 108, 120, 126, 135, 140, 142, 168, 180, 189, 210, 213, 216, 252, 270, 280, 284, 315, 355, 360, 378, 420, 426, 457, 497, 504, 540, 568, 630, 639, 710, 756, 840, 852, 914, 945, 994, 1065, 1080, 1260, 1278, 1371, 1420, 1491, 1512, 1704, 1828, 1890, 1917, 1988, 2130, 2285, 2485, 2520, 2556, 2742, 2840, 2982, 3195, 3199, 3656, 3780, 3834, 3976, 4113, 4260, 4473, 4570, 4970, 5112, 5484, 5964, 6390, 6398, 6855, 7455, 7560, 7668, 8226, 8520, 8946, 9140, 9585, 9597, 9940, 10968, 11928, 12339, 12780, 12796, 13419, 13710, 14910, 15336, 15995, 16452, 17892, 18280, 19170, 19194, 19880, 20565, 22365, 24678, 25560, 25592, 26838, 27420, 28791, 29820, 31990, 32447, 32904, 35784, 38340, 38388, 41130, 44730, 47985, 49356, 53676, 54840, 57582, 59640, 61695, 63980, 64894, 67095, 76680, 76776, 82260, 86373, 89460, 95970, 97341, 98712, 107352, 115164, 123390, 127960, 129788, 134190, 143955, 162235, 164520, 172746, 178920, 191940, 194682, 227129, 230328, 246780, 259576, 268380, 287910, 292023, 324470, 345492, 383880, 389364, 431865, 454258, 486705, 493560, 536760, 575820, 584046, 648940, 681387, 690984, 778728, 863730, 876069, 908516, 973410, 1135645, 1151640, 1168092, 1297880, 1362774, 1460115, 1727460, 1752138, 1817032, 1946820, 2044161, 2271290, 2336184, 2725548, 2920230, 3406935, 3454920, 3504276, 3893640, 4088322, 4380345, 4542580, 5451096, 5840460, 6132483, 6813870, 7008552, 8176644, 8760690, 9085160, 10220805, 11680920, 12264966, 13627740, 16353288, 17521380, 20441610, 24529932, 27255480, 30662415, 35042760, 40883220, 49059864, 61324830, 81766440, 122649660, 245299320]

約数ペア:

[(1, 245299320), (2, 122649660), (3, 81766440), (4, 61324830), (5, 49059864), (6, 40883220), (7, 35042760), (8, 30662415), (9, 27255480), (10, 24529932), (12, 20441610), (14, 17521380), (15, 16353288), (18, 13627740), (20, 12264966), (21, 11680920), (24, 10220805), (27, 9085160), (28, 8760690), (30, 8176644), (35, 7008552), (36, 6813870), (40, 6132483), (42, 5840460), (45, 5451096), (54, 4542580), (56, 4380345), (60, 4088322), (63, 3893640), (70, 3504276), (71, 3454920), (72, 3406935), (84, 2920230), (90, 2725548), (105, 2336184), (108, 2271290), (120, 2044161), (126, 1946820), (135, 1817032), (140, 1752138), (142, 1727460), (168, 1460115), (180, 1362774), (189, 1297880), (210, 1168092), (213, 1151640), (216, 1135645), (252, 973410), (270, 908516), (280, 876069), (284, 863730), (315, 778728), (355, 690984), (360, 681387), (378, 648940), (420, 584046), (426, 575820), (457, 536760), (497, 493560), (504, 486705), (540, 454258), (568, 431865), (630, 389364), (639, 383880), (710, 345492), (756, 324470), (840, 292023), (852, 287910), (914, 268380), (945, 259576), (994, 246780), (1065, 230328), (1080, 227129), (1260, 194682), (1278, 191940), (1371, 178920), (1420, 172746), (1491, 164520), (1512, 162235), (1704, 143955), (1828, 134190), (1890, 129788), (1917, 127960), (1988, 123390), (2130, 115164), (2285, 107352), (2485, 98712), (2520, 97341), (2556, 95970), (2742, 89460), (2840, 86373), (2982, 82260), (3195, 76776), (3199, 76680), (3656, 67095), (3780, 64894), (3834, 63980), (3976, 61695), (4113, 59640), (4260, 57582), (4473, 54840), (4570, 53676), (4970, 49356), (5112, 47985), (5484, 44730), (5964, 41130), (6390, 38388), (6398, 38340), (6855, 35784), (7455, 32904), (7560, 32447), (7668, 31990), (8226, 29820), (8520, 28791), (8946, 27420), (9140, 26838), (9585, 25592), (9597, 25560), (9940, 24678), (10968, 22365), (11928, 20565), (12339, 19880), (12780, 19194), (12796, 19170), (13419, 18280), (13710, 17892), (14910, 16452), (15336, 15995)]