305460720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:874

約数の個数: 240

約数和(自身を含む): 1121178240

約数和(自身を除く): 815717520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 720, 760, 810, 827, 855, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1520, 1539, 1620, 1654, 1710, 1944, 2052, 2160, 2280, 2430, 2481, 2565, 2736, 3078, 3240, 3308, 3420, 3888, 4104, 4135, 4560, 4617, 4860, 4962, 5130, 6156, 6480, 6616, 6840, 7443, 7695, 8208, 8270, 9234, 9720, 9924, 10260, 12312, 12405, 13232, 13680, 14886, 15390, 15713, 16540, 18468, 19440, 19848, 20520, 22329, 23085, 24624, 24810, 29772, 30780, 31426, 33080, 36936, 37215, 39696, 41040, 44658, 46170, 47139, 49620, 59544, 61560, 62852, 66160, 66987, 73872, 74430, 78565, 89316, 92340, 94278, 99240, 111645, 119088, 123120, 125704, 133974, 141417, 148860, 157130, 178632, 184680, 188556, 198480, 200961, 223290, 235695, 251408, 267948, 282834, 297720, 314260, 334935, 357264, 369360, 377112, 401922, 424251, 446580, 471390, 535896, 565668, 595440, 628520, 669870, 707085, 754224, 803844, 848502, 893160, 942780, 1004805, 1071792, 1131336, 1257040, 1272753, 1339740, 1414170, 1607688, 1697004, 1786320, 1885560, 2009610, 2121255, 2262672, 2545506, 2679480, 2828340, 3215376, 3394008, 3771120, 3818259, 4019220, 4242510, 5091012, 5358960, 5656680, 6363765, 6788016, 7636518, 8038440, 8485020, 10182024, 11313360, 12727530, 15273036, 16076880, 16970040, 19091295, 20364048, 25455060, 30546072, 33940080, 38182590, 50910120, 61092144, 76365180, 101820240, 152730360, 305460720]

約数ペア:

[(1, 305460720), (2, 152730360), (3, 101820240), (4, 76365180), (5, 61092144), (6, 50910120), (8, 38182590), (9, 33940080), (10, 30546072), (12, 25455060), (15, 20364048), (16, 19091295), (18, 16970040), (19, 16076880), (20, 15273036), (24, 12727530), (27, 11313360), (30, 10182024), (36, 8485020), (38, 8038440), (40, 7636518), (45, 6788016), (48, 6363765), (54, 5656680), (57, 5358960), (60, 5091012), (72, 4242510), (76, 4019220), (80, 3818259), (81, 3771120), (90, 3394008), (95, 3215376), (108, 2828340), (114, 2679480), (120, 2545506), (135, 2262672), (144, 2121255), (152, 2009610), (162, 1885560), (171, 1786320), (180, 1697004), (190, 1607688), (216, 1414170), (228, 1339740), (240, 1272753), (243, 1257040), (270, 1131336), (285, 1071792), (304, 1004805), (324, 942780), (342, 893160), (360, 848502), (380, 803844), (405, 754224), (432, 707085), (456, 669870), (486, 628520), (513, 595440), (540, 565668), (570, 535896), (648, 471390), (684, 446580), (720, 424251), (760, 401922), (810, 377112), (827, 369360), (855, 357264), (912, 334935), (972, 314260), (1026, 297720), (1080, 282834), (1140, 267948), (1215, 251408), (1296, 235695), (1368, 223290), (1520, 200961), (1539, 198480), (1620, 188556), (1654, 184680), (1710, 178632), (1944, 157130), (2052, 148860), (2160, 141417), (2280, 133974), (2430, 125704), (2481, 123120), (2565, 119088), (2736, 111645), (3078, 99240), (3240, 94278), (3308, 92340), (3420, 89316), (3888, 78565), (4104, 74430), (4135, 73872), (4560, 66987), (4617, 66160), (4860, 62852), (4962, 61560), (5130, 59544), (6156, 49620), (6480, 47139), (6616, 46170), (6840, 44658), (7443, 41040), (7695, 39696), (8208, 37215), (8270, 36936), (9234, 33080), (9720, 31426), (9924, 30780), (10260, 29772), (12312, 24810), (12405, 24624), (13232, 23085), (13680, 22329), (14886, 20520), (15390, 19848), (15713, 19440), (16540, 18468)]