215142840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{449}}^1$

素因数の和:499

約数の個数: 192

約数和(自身を含む): 770796000

約数和(自身を除く): 555653160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 449, 484, 495, 605, 660, 726, 792, 898, 968, 990, 1089, 1210, 1320, 1331, 1347, 1452, 1796, 1815, 1980, 2178, 2245, 2420, 2662, 2694, 2904, 3592, 3630, 3960, 3993, 4041, 4356, 4490, 4840, 4939, 5324, 5388, 5445, 6655, 6735, 7260, 7986, 8082, 8712, 8980, 9878, 10648, 10776, 10890, 11979, 13310, 13470, 14520, 14817, 15972, 16164, 17960, 19756, 19965, 20205, 21780, 23958, 24695, 26620, 26940, 29634, 31944, 32328, 39512, 39930, 40410, 43560, 44451, 47916, 49390, 53240, 53880, 54329, 59268, 59895, 74085, 79860, 80820, 88902, 95832, 98780, 108658, 118536, 119790, 148170, 159720, 161640, 162987, 177804, 197560, 217316, 222255, 239580, 271645, 296340, 325974, 355608, 434632, 444510, 479160, 488961, 543290, 592680, 597619, 651948, 814935, 889020, 977922, 1086580, 1195238, 1303896, 1629870, 1778040, 1792857, 1955844, 2173160, 2390476, 2444805, 2988095, 3259740, 3585714, 3911688, 4780952, 4889610, 5378571, 5976190, 6519480, 7171428, 8964285, 9779220, 10757142, 11952380, 14342856, 17928570, 19558440, 21514284, 23904760, 26892855, 35857140, 43028568, 53785710, 71714280, 107571420, 215142840]

約数ペア:

[(1, 215142840), (2, 107571420), (3, 71714280), (4, 53785710), (5, 43028568), (6, 35857140), (8, 26892855), (9, 23904760), (10, 21514284), (11, 19558440), (12, 17928570), (15, 14342856), (18, 11952380), (20, 10757142), (22, 9779220), (24, 8964285), (30, 7171428), (33, 6519480), (36, 5976190), (40, 5378571), (44, 4889610), (45, 4780952), (55, 3911688), (60, 3585714), (66, 3259740), (72, 2988095), (88, 2444805), (90, 2390476), (99, 2173160), (110, 1955844), (120, 1792857), (121, 1778040), (132, 1629870), (165, 1303896), (180, 1195238), (198, 1086580), (220, 977922), (242, 889020), (264, 814935), (330, 651948), (360, 597619), (363, 592680), (396, 543290), (440, 488961), (449, 479160), (484, 444510), (495, 434632), (605, 355608), (660, 325974), (726, 296340), (792, 271645), (898, 239580), (968, 222255), (990, 217316), (1089, 197560), (1210, 177804), (1320, 162987), (1331, 161640), (1347, 159720), (1452, 148170), (1796, 119790), (1815, 118536), (1980, 108658), (2178, 98780), (2245, 95832), (2420, 88902), (2662, 80820), (2694, 79860), (2904, 74085), (3592, 59895), (3630, 59268), (3960, 54329), (3993, 53880), (4041, 53240), (4356, 49390), (4490, 47916), (4840, 44451), (4939, 43560), (5324, 40410), (5388, 39930), (5445, 39512), (6655, 32328), (6735, 31944), (7260, 29634), (7986, 26940), (8082, 26620), (8712, 24695), (8980, 23958), (9878, 21780), (10648, 20205), (10776, 19965), (10890, 19756), (11979, 17960), (13310, 16164), (13470, 15972), (14520, 14817)]