2400840

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:58

約数の個数: 192

約数和(自身を含む): 9172800

約数和(自身を除く): 6771960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 81, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 162, 171, 180, 190, 195, 216, 228, 234, 243, 247, 260, 270, 285, 312, 324, 342, 351, 360, 380, 390, 405, 456, 468, 486, 494, 513, 520, 540, 570, 585, 648, 684, 702, 741, 760, 780, 810, 855, 936, 972, 988, 1026, 1053, 1080, 1140, 1170, 1215, 1235, 1368, 1404, 1482, 1539, 1560, 1620, 1710, 1755, 1944, 1976, 2052, 2106, 2223, 2280, 2340, 2430, 2470, 2565, 2808, 2964, 3078, 3159, 3240, 3420, 3510, 3705, 4104, 4212, 4446, 4617, 4680, 4860, 4940, 5130, 5265, 5928, 6156, 6318, 6669, 6840, 7020, 7410, 7695, 8424, 8892, 9234, 9720, 9880, 10260, 10530, 11115, 12312, 12636, 13338, 14040, 14820, 15390, 15795, 17784, 18468, 20007, 20520, 21060, 22230, 23085, 25272, 26676, 29640, 30780, 31590, 33345, 36936, 40014, 42120, 44460, 46170, 53352, 60021, 61560, 63180, 66690, 80028, 88920, 92340, 100035, 120042, 126360, 133380, 160056, 184680, 200070, 240084, 266760, 300105, 400140, 480168, 600210, 800280, 1200420, 2400840]

約数ペア:

[(1, 2400840), (2, 1200420), (3, 800280), (4, 600210), (5, 480168), (6, 400140), (8, 300105), (9, 266760), (10, 240084), (12, 200070), (13, 184680), (15, 160056), (18, 133380), (19, 126360), (20, 120042), (24, 100035), (26, 92340), (27, 88920), (30, 80028), (36, 66690), (38, 63180), (39, 61560), (40, 60021), (45, 53352), (52, 46170), (54, 44460), (57, 42120), (60, 40014), (65, 36936), (72, 33345), (76, 31590), (78, 30780), (81, 29640), (90, 26676), (95, 25272), (104, 23085), (108, 22230), (114, 21060), (117, 20520), (120, 20007), (130, 18468), (135, 17784), (152, 15795), (156, 15390), (162, 14820), (171, 14040), (180, 13338), (190, 12636), (195, 12312), (216, 11115), (228, 10530), (234, 10260), (243, 9880), (247, 9720), (260, 9234), (270, 8892), (285, 8424), (312, 7695), (324, 7410), (342, 7020), (351, 6840), (360, 6669), (380, 6318), (390, 6156), (405, 5928), (456, 5265), (468, 5130), (486, 4940), (494, 4860), (513, 4680), (520, 4617), (540, 4446), (570, 4212), (585, 4104), (648, 3705), (684, 3510), (702, 3420), (741, 3240), (760, 3159), (780, 3078), (810, 2964), (855, 2808), (936, 2565), (972, 2470), (988, 2430), (1026, 2340), (1053, 2280), (1080, 2223), (1140, 2106), (1170, 2052), (1215, 1976), (1235, 1944), (1368, 1755), (1404, 1710), (1482, 1620), (1539, 1560)]