19357440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{71}}^2$

素因数の和:166

約数の個数: 108

約数和(自身を含む): 62705832

約数和(自身を除く): 43348392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 240, 256, 284, 320, 355, 384, 426, 480, 568, 640, 710, 768, 852, 960, 1065, 1136, 1280, 1420, 1704, 1920, 2130, 2272, 2840, 3408, 3840, 4260, 4544, 5041, 5680, 6816, 8520, 9088, 10082, 11360, 13632, 15123, 17040, 18176, 20164, 22720, 25205, 27264, 30246, 34080, 40328, 45440, 50410, 54528, 60492, 68160, 75615, 80656, 90880, 100820, 120984, 136320, 151230, 161312, 201640, 241968, 272640, 302460, 322624, 403280, 483936, 604920, 645248, 806560, 967872, 1209840, 1290496, 1613120, 1935744, 2419680, 3226240, 3871488, 4839360, 6452480, 9678720, 19357440]

約数ペア:

[(1, 19357440), (2, 9678720), (3, 6452480), (4, 4839360), (5, 3871488), (6, 3226240), (8, 2419680), (10, 1935744), (12, 1613120), (15, 1290496), (16, 1209840), (20, 967872), (24, 806560), (30, 645248), (32, 604920), (40, 483936), (48, 403280), (60, 322624), (64, 302460), (71, 272640), (80, 241968), (96, 201640), (120, 161312), (128, 151230), (142, 136320), (160, 120984), (192, 100820), (213, 90880), (240, 80656), (256, 75615), (284, 68160), (320, 60492), (355, 54528), (384, 50410), (426, 45440), (480, 40328), (568, 34080), (640, 30246), (710, 27264), (768, 25205), (852, 22720), (960, 20164), (1065, 18176), (1136, 17040), (1280, 15123), (1420, 13632), (1704, 11360), (1920, 10082), (2130, 9088), (2272, 8520), (2840, 6816), (3408, 5680), (3840, 5041), (4260, 4544)]