217058280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:184

約数の個数: 256

約数和(自身を含む): 735436800

約数和(自身を除く): 518378520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 37, 38, 40, 57, 60, 62, 74, 76, 83, 93, 95, 111, 114, 120, 124, 148, 152, 155, 166, 185, 186, 190, 222, 228, 248, 249, 285, 296, 310, 332, 370, 372, 380, 415, 444, 456, 465, 498, 555, 570, 589, 620, 664, 703, 740, 744, 760, 830, 888, 930, 996, 1110, 1140, 1147, 1178, 1240, 1245, 1406, 1480, 1577, 1660, 1767, 1860, 1992, 2109, 2220, 2280, 2294, 2356, 2490, 2573, 2812, 2945, 3071, 3154, 3320, 3441, 3515, 3534, 3720, 4218, 4440, 4588, 4712, 4731, 4980, 5146, 5624, 5735, 5890, 6142, 6308, 6882, 7030, 7068, 7719, 7885, 8436, 8835, 9176, 9213, 9462, 9960, 10292, 10545, 11470, 11780, 12284, 12616, 12865, 13764, 14060, 14136, 15355, 15438, 15770, 16872, 17205, 17670, 18426, 18924, 20584, 21090, 21793, 22940, 23560, 23655, 24568, 25730, 27528, 28120, 30710, 30876, 31540, 34410, 35340, 36852, 37848, 38595, 42180, 43586, 45880, 46065, 47310, 48887, 51460, 58349, 61420, 61752, 63080, 65379, 68820, 70680, 73704, 77190, 84360, 87172, 92130, 94620, 95201, 97774, 102920, 108965, 116698, 122840, 130758, 137640, 146661, 154380, 174344, 175047, 184260, 189240, 190402, 195548, 217930, 233396, 244435, 261516, 285603, 291745, 293322, 308760, 326895, 350094, 368520, 380804, 391096, 435860, 466792, 476005, 488870, 523032, 571206, 583490, 586644, 653790, 700188, 733305, 761608, 871720, 875235, 952010, 977740, 1142412, 1166980, 1173288, 1307580, 1400376, 1428015, 1466610, 1750470, 1808819, 1904020, 1955480, 2284824, 2333960, 2615160, 2856030, 2933220, 3500940, 3617638, 3808040, 5426457, 5712060, 5866440, 7001880, 7235276, 9044095, 10852914, 11424120, 14470552, 18088190, 21705828, 27132285, 36176380, 43411656, 54264570, 72352760, 108529140, 217058280]

約数ペア:

[(1, 217058280), (2, 108529140), (3, 72352760), (4, 54264570), (5, 43411656), (6, 36176380), (8, 27132285), (10, 21705828), (12, 18088190), (15, 14470552), (19, 11424120), (20, 10852914), (24, 9044095), (30, 7235276), (31, 7001880), (37, 5866440), (38, 5712060), (40, 5426457), (57, 3808040), (60, 3617638), (62, 3500940), (74, 2933220), (76, 2856030), (83, 2615160), (93, 2333960), (95, 2284824), (111, 1955480), (114, 1904020), (120, 1808819), (124, 1750470), (148, 1466610), (152, 1428015), (155, 1400376), (166, 1307580), (185, 1173288), (186, 1166980), (190, 1142412), (222, 977740), (228, 952010), (248, 875235), (249, 871720), (285, 761608), (296, 733305), (310, 700188), (332, 653790), (370, 586644), (372, 583490), (380, 571206), (415, 523032), (444, 488870), (456, 476005), (465, 466792), (498, 435860), (555, 391096), (570, 380804), (589, 368520), (620, 350094), (664, 326895), (703, 308760), (740, 293322), (744, 291745), (760, 285603), (830, 261516), (888, 244435), (930, 233396), (996, 217930), (1110, 195548), (1140, 190402), (1147, 189240), (1178, 184260), (1240, 175047), (1245, 174344), (1406, 154380), (1480, 146661), (1577, 137640), (1660, 130758), (1767, 122840), (1860, 116698), (1992, 108965), (2109, 102920), (2220, 97774), (2280, 95201), (2294, 94620), (2356, 92130), (2490, 87172), (2573, 84360), (2812, 77190), (2945, 73704), (3071, 70680), (3154, 68820), (3320, 65379), (3441, 63080), (3515, 61752), (3534, 61420), (3720, 58349), (4218, 51460), (4440, 48887), (4588, 47310), (4712, 46065), (4731, 45880), (4980, 43586), (5146, 42180), (5624, 38595), (5735, 37848), (5890, 36852), (6142, 35340), (6308, 34410), (6882, 31540), (7030, 30876), (7068, 30710), (7719, 28120), (7885, 27528), (8436, 25730), (8835, 24568), (9176, 23655), (9213, 23560), (9462, 22940), (9960, 21793), (10292, 21090), (10545, 20584), (11470, 18924), (11780, 18426), (12284, 17670), (12616, 17205), (12865, 16872), (13764, 15770), (14060, 15438), (14136, 15355)]