18298080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 63567504

約数和(自身を除く): 45269424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 97, 120, 131, 144, 160, 180, 194, 240, 262, 288, 291, 360, 388, 393, 480, 485, 524, 582, 655, 720, 776, 786, 873, 970, 1048, 1164, 1179, 1310, 1440, 1455, 1552, 1572, 1746, 1940, 1965, 2096, 2328, 2358, 2620, 2910, 3104, 3144, 3492, 3880, 3930, 4192, 4365, 4656, 4716, 5240, 5820, 5895, 6288, 6984, 7760, 7860, 8730, 9312, 9432, 10480, 11640, 11790, 12576, 12707, 13968, 15520, 15720, 17460, 18864, 20960, 23280, 23580, 25414, 27936, 31440, 34920, 37728, 38121, 46560, 47160, 50828, 62880, 63535, 69840, 76242, 94320, 101656, 114363, 127070, 139680, 152484, 188640, 190605, 203312, 228726, 254140, 304968, 381210, 406624, 457452, 508280, 571815, 609936, 762420, 914904, 1016560, 1143630, 1219872, 1524840, 1829808, 2033120, 2287260, 3049680, 3659616, 4574520, 6099360, 9149040, 18298080]

約数ペア:

[(1, 18298080), (2, 9149040), (3, 6099360), (4, 4574520), (5, 3659616), (6, 3049680), (8, 2287260), (9, 2033120), (10, 1829808), (12, 1524840), (15, 1219872), (16, 1143630), (18, 1016560), (20, 914904), (24, 762420), (30, 609936), (32, 571815), (36, 508280), (40, 457452), (45, 406624), (48, 381210), (60, 304968), (72, 254140), (80, 228726), (90, 203312), (96, 190605), (97, 188640), (120, 152484), (131, 139680), (144, 127070), (160, 114363), (180, 101656), (194, 94320), (240, 76242), (262, 69840), (288, 63535), (291, 62880), (360, 50828), (388, 47160), (393, 46560), (480, 38121), (485, 37728), (524, 34920), (582, 31440), (655, 27936), (720, 25414), (776, 23580), (786, 23280), (873, 20960), (970, 18864), (1048, 17460), (1164, 15720), (1179, 15520), (1310, 13968), (1440, 12707), (1455, 12576), (1552, 11790), (1572, 11640), (1746, 10480), (1940, 9432), (1965, 9312), (2096, 8730), (2328, 7860), (2358, 7760), (2620, 6984), (2910, 6288), (3104, 5895), (3144, 5820), (3492, 5240), (3880, 4716), (3930, 4656), (4192, 4365)]