221645160

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1$

素因数の和:731

約数の個数: 224

約数和(自身を含む): 816864480

約数和(自身を除く): 595219320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 648, 660, 691, 729, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1320, 1382, 1458, 1485, 1620, 1782, 1944, 1980, 2073, 2376, 2430, 2673, 2764, 2916, 2970, 3240, 3455, 3564, 3645, 3960, 4146, 4455, 4860, 5346, 5528, 5832, 5940, 6219, 6910, 7128, 7290, 7601, 8019, 8292, 8910, 9720, 10365, 10692, 11880, 12438, 13365, 13820, 14580, 15202, 16038, 16584, 17820, 18657, 20730, 21384, 22803, 24876, 26730, 27640, 29160, 30404, 31095, 32076, 35640, 37314, 38005, 40095, 41460, 45606, 49752, 53460, 55971, 60808, 62190, 64152, 68409, 74628, 76010, 80190, 82920, 91212, 93285, 106920, 111942, 114015, 124380, 136818, 149256, 152020, 160380, 167913, 182424, 186570, 205227, 223884, 228030, 248760, 273636, 279855, 304040, 320760, 335826, 342045, 373140, 410454, 447768, 456060, 503739, 547272, 559710, 615681, 671652, 684090, 746280, 820908, 839565, 912120, 1007478, 1026135, 1119420, 1231362, 1343304, 1368180, 1641816, 1679130, 1847043, 2014956, 2052270, 2238840, 2462724, 2518695, 2736360, 3078405, 3358260, 3694086, 4029912, 4104540, 4925448, 5037390, 5541129, 6156810, 6716520, 7388172, 8209080, 9235215, 10074780, 11082258, 12313620, 14776344, 18470430, 20149560, 22164516, 24627240, 27705645, 36940860, 44329032, 55411290, 73881720, 110822580, 221645160]

約数ペア:

[(1, 221645160), (2, 110822580), (3, 73881720), (4, 55411290), (5, 44329032), (6, 36940860), (8, 27705645), (9, 24627240), (10, 22164516), (11, 20149560), (12, 18470430), (15, 14776344), (18, 12313620), (20, 11082258), (22, 10074780), (24, 9235215), (27, 8209080), (30, 7388172), (33, 6716520), (36, 6156810), (40, 5541129), (44, 5037390), (45, 4925448), (54, 4104540), (55, 4029912), (60, 3694086), (66, 3358260), (72, 3078405), (81, 2736360), (88, 2518695), (90, 2462724), (99, 2238840), (108, 2052270), (110, 2014956), (120, 1847043), (132, 1679130), (135, 1641816), (162, 1368180), (165, 1343304), (180, 1231362), (198, 1119420), (216, 1026135), (220, 1007478), (243, 912120), (264, 839565), (270, 820908), (297, 746280), (324, 684090), (330, 671652), (360, 615681), (396, 559710), (405, 547272), (440, 503739), (486, 456060), (495, 447768), (540, 410454), (594, 373140), (648, 342045), (660, 335826), (691, 320760), (729, 304040), (792, 279855), (810, 273636), (891, 248760), (972, 228030), (990, 223884), (1080, 205227), (1188, 186570), (1215, 182424), (1320, 167913), (1382, 160380), (1458, 152020), (1485, 149256), (1620, 136818), (1782, 124380), (1944, 114015), (1980, 111942), (2073, 106920), (2376, 93285), (2430, 91212), (2673, 82920), (2764, 80190), (2916, 76010), (2970, 74628), (3240, 68409), (3455, 64152), (3564, 62190), (3645, 60808), (3960, 55971), (4146, 53460), (4455, 49752), (4860, 45606), (5346, 41460), (5528, 40095), (5832, 38005), (5940, 37314), (6219, 35640), (6910, 32076), (7128, 31095), (7290, 30404), (7601, 29160), (8019, 27640), (8292, 26730), (8910, 24876), (9720, 22803), (10365, 21384), (10692, 20730), (11880, 18657), (12438, 17820), (13365, 16584), (13820, 16038), (14580, 15202)]