19838160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{467}}^1$

素因数の和:545

約数の個数: 120

約数和(自身を含む): 67897440

約数和(自身を除く): 48059280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 59, 60, 72, 80, 90, 118, 120, 144, 177, 180, 236, 240, 295, 354, 360, 467, 472, 531, 590, 708, 720, 885, 934, 944, 1062, 1180, 1401, 1416, 1770, 1868, 2124, 2335, 2360, 2655, 2802, 2832, 3540, 3736, 4203, 4248, 4670, 4720, 5310, 5604, 7005, 7080, 7472, 8406, 8496, 9340, 10620, 11208, 14010, 14160, 16812, 18680, 21015, 21240, 22416, 27553, 28020, 33624, 37360, 42030, 42480, 55106, 56040, 67248, 82659, 84060, 110212, 112080, 137765, 165318, 168120, 220424, 247977, 275530, 330636, 336240, 413295, 440848, 495954, 551060, 661272, 826590, 991908, 1102120, 1239885, 1322544, 1653180, 1983816, 2204240, 2479770, 3306360, 3967632, 4959540, 6612720, 9919080, 19838160]

約数ペア:

[(1, 19838160), (2, 9919080), (3, 6612720), (4, 4959540), (5, 3967632), (6, 3306360), (8, 2479770), (9, 2204240), (10, 1983816), (12, 1653180), (15, 1322544), (16, 1239885), (18, 1102120), (20, 991908), (24, 826590), (30, 661272), (36, 551060), (40, 495954), (45, 440848), (48, 413295), (59, 336240), (60, 330636), (72, 275530), (80, 247977), (90, 220424), (118, 168120), (120, 165318), (144, 137765), (177, 112080), (180, 110212), (236, 84060), (240, 82659), (295, 67248), (354, 56040), (360, 55106), (467, 42480), (472, 42030), (531, 37360), (590, 33624), (708, 28020), (720, 27553), (885, 22416), (934, 21240), (944, 21015), (1062, 18680), (1180, 16812), (1401, 14160), (1416, 14010), (1770, 11208), (1868, 10620), (2124, 9340), (2335, 8496), (2360, 8406), (2655, 7472), (2802, 7080), (2832, 7005), (3540, 5604), (3736, 5310), (4203, 4720), (4248, 4670)]