215404920

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 224

約数和(自身を含む): 743677200

約数和(自身を除く): 528272280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 83, 89, 90, 108, 120, 135, 162, 166, 178, 180, 216, 243, 249, 267, 270, 324, 332, 356, 360, 405, 415, 445, 486, 498, 534, 540, 648, 664, 712, 729, 747, 801, 810, 830, 890, 972, 996, 1068, 1080, 1215, 1245, 1335, 1458, 1494, 1602, 1620, 1660, 1780, 1944, 1992, 2136, 2241, 2403, 2430, 2490, 2670, 2916, 2988, 3204, 3240, 3320, 3560, 3645, 3735, 4005, 4482, 4806, 4860, 4980, 5340, 5832, 5976, 6408, 6723, 7209, 7290, 7387, 7470, 8010, 8964, 9612, 9720, 9960, 10680, 11205, 12015, 13446, 14418, 14580, 14774, 14940, 16020, 17928, 19224, 20169, 21627, 22161, 22410, 24030, 26892, 28836, 29160, 29548, 29880, 32040, 33615, 36045, 36935, 40338, 43254, 44322, 44820, 48060, 53784, 57672, 59096, 60507, 64881, 66483, 67230, 72090, 73870, 80676, 86508, 88644, 89640, 96120, 100845, 108135, 110805, 121014, 129762, 132966, 134460, 144180, 147740, 161352, 173016, 177288, 199449, 201690, 216270, 221610, 242028, 259524, 265932, 268920, 288360, 295480, 302535, 324405, 332415, 398898, 403380, 432540, 443220, 484056, 519048, 531864, 598347, 605070, 648810, 664830, 797796, 806760, 865080, 886440, 997245, 1196694, 1210140, 1297620, 1329660, 1595592, 1795041, 1994490, 2393388, 2420280, 2595240, 2659320, 2991735, 3590082, 3988980, 4786776, 5385123, 5983470, 7180164, 7977960, 8975205, 10770246, 11966940, 14360328, 17950410, 21540492, 23933880, 26925615, 35900820, 43080984, 53851230, 71801640, 107702460, 215404920]

約数ペア:

[(1, 215404920), (2, 107702460), (3, 71801640), (4, 53851230), (5, 43080984), (6, 35900820), (8, 26925615), (9, 23933880), (10, 21540492), (12, 17950410), (15, 14360328), (18, 11966940), (20, 10770246), (24, 8975205), (27, 7977960), (30, 7180164), (36, 5983470), (40, 5385123), (45, 4786776), (54, 3988980), (60, 3590082), (72, 2991735), (81, 2659320), (83, 2595240), (89, 2420280), (90, 2393388), (108, 1994490), (120, 1795041), (135, 1595592), (162, 1329660), (166, 1297620), (178, 1210140), (180, 1196694), (216, 997245), (243, 886440), (249, 865080), (267, 806760), (270, 797796), (324, 664830), (332, 648810), (356, 605070), (360, 598347), (405, 531864), (415, 519048), (445, 484056), (486, 443220), (498, 432540), (534, 403380), (540, 398898), (648, 332415), (664, 324405), (712, 302535), (729, 295480), (747, 288360), (801, 268920), (810, 265932), (830, 259524), (890, 242028), (972, 221610), (996, 216270), (1068, 201690), (1080, 199449), (1215, 177288), (1245, 173016), (1335, 161352), (1458, 147740), (1494, 144180), (1602, 134460), (1620, 132966), (1660, 129762), (1780, 121014), (1944, 110805), (1992, 108135), (2136, 100845), (2241, 96120), (2403, 89640), (2430, 88644), (2490, 86508), (2670, 80676), (2916, 73870), (2988, 72090), (3204, 67230), (3240, 66483), (3320, 64881), (3560, 60507), (3645, 59096), (3735, 57672), (4005, 53784), (4482, 48060), (4806, 44820), (4860, 44322), (4980, 43254), (5340, 40338), (5832, 36935), (5976, 36045), (6408, 33615), (6723, 32040), (7209, 29880), (7290, 29548), (7387, 29160), (7470, 28836), (8010, 26892), (8964, 24030), (9612, 22410), (9720, 22161), (9960, 21627), (10680, 20169), (11205, 19224), (12015, 17928), (13446, 16020), (14418, 14940), (14580, 14774)]