215901840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1669}}^1$

素因数の和:1710

約数の個数: 240

約数和(自身を含む): 849856320

約数和(自身を除く): 633954480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 154, 165, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 308, 330, 336, 385, 392, 420, 440, 462, 490, 528, 539, 560, 588, 616, 660, 735, 770, 784, 840, 880, 924, 980, 1078, 1155, 1176, 1232, 1320, 1470, 1540, 1617, 1669, 1680, 1848, 1960, 2156, 2310, 2352, 2640, 2695, 2940, 3080, 3234, 3338, 3696, 3920, 4312, 4620, 5007, 5390, 5880, 6160, 6468, 6676, 8085, 8345, 8624, 9240, 10014, 10780, 11683, 11760, 12936, 13352, 16170, 16690, 18359, 18480, 20028, 21560, 23366, 25035, 25872, 26704, 32340, 33380, 35049, 36718, 40056, 43120, 46732, 50070, 55077, 58415, 64680, 66760, 70098, 73436, 80112, 81781, 91795, 93464, 100140, 110154, 116830, 128513, 129360, 133520, 140196, 146872, 163562, 175245, 183590, 186928, 200280, 220308, 233660, 245343, 257026, 275385, 280392, 293744, 327124, 350490, 367180, 385539, 400560, 408905, 440616, 467320, 490686, 514052, 550770, 560784, 642565, 654248, 700980, 734360, 771078, 817810, 881232, 899591, 934640, 981372, 1028104, 1101540, 1226715, 1285130, 1308496, 1401960, 1468720, 1542156, 1635620, 1799182, 1927695, 1962744, 2056208, 2203080, 2453430, 2570260, 2698773, 2803920, 3084312, 3271240, 3598364, 3855390, 3925488, 4406160, 4497955, 4906860, 5140520, 5397546, 6168624, 6542480, 7196728, 7710780, 8995910, 9813720, 10281040, 10795092, 13493865, 14393456, 15421560, 17991820, 19627440, 21590184, 26987730, 30843120, 35983640, 43180368, 53975460, 71967280, 107950920, 215901840]

約数ペア:

[(1, 215901840), (2, 107950920), (3, 71967280), (4, 53975460), (5, 43180368), (6, 35983640), (7, 30843120), (8, 26987730), (10, 21590184), (11, 19627440), (12, 17991820), (14, 15421560), (15, 14393456), (16, 13493865), (20, 10795092), (21, 10281040), (22, 9813720), (24, 8995910), (28, 7710780), (30, 7196728), (33, 6542480), (35, 6168624), (40, 5397546), (42, 5140520), (44, 4906860), (48, 4497955), (49, 4406160), (55, 3925488), (56, 3855390), (60, 3598364), (66, 3271240), (70, 3084312), (77, 2803920), (80, 2698773), (84, 2570260), (88, 2453430), (98, 2203080), (105, 2056208), (110, 1962744), (112, 1927695), (120, 1799182), (132, 1635620), (140, 1542156), (147, 1468720), (154, 1401960), (165, 1308496), (168, 1285130), (176, 1226715), (196, 1101540), (210, 1028104), (220, 981372), (231, 934640), (240, 899591), (245, 881232), (264, 817810), (280, 771078), (294, 734360), (308, 700980), (330, 654248), (336, 642565), (385, 560784), (392, 550770), (420, 514052), (440, 490686), (462, 467320), (490, 440616), (528, 408905), (539, 400560), (560, 385539), (588, 367180), (616, 350490), (660, 327124), (735, 293744), (770, 280392), (784, 275385), (840, 257026), (880, 245343), (924, 233660), (980, 220308), (1078, 200280), (1155, 186928), (1176, 183590), (1232, 175245), (1320, 163562), (1470, 146872), (1540, 140196), (1617, 133520), (1669, 129360), (1680, 128513), (1848, 116830), (1960, 110154), (2156, 100140), (2310, 93464), (2352, 91795), (2640, 81781), (2695, 80112), (2940, 73436), (3080, 70098), (3234, 66760), (3338, 64680), (3696, 58415), (3920, 55077), (4312, 50070), (4620, 46732), (5007, 43120), (5390, 40056), (5880, 36718), (6160, 35049), (6468, 33380), (6676, 32340), (8085, 26704), (8345, 25872), (8624, 25035), (9240, 23366), (10014, 21560), (10780, 20028), (11683, 18480), (11760, 18359), (12936, 16690), (13352, 16170)]