154175520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{321199}}^1$

素因数の和:321217

約数の個数: 48

約数和(自身を含む): 485654400

約数和(自身を除く): 331478880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 321199, 642398, 963597, 1284796, 1605995, 1927194, 2569592, 3211990, 3854388, 4817985, 5139184, 6423980, 7708776, 9635970, 10278368, 12847960, 15417552, 19271940, 25695920, 30835104, 38543880, 51391840, 77087760, 154175520]

約数ペア:

[(1, 154175520), (2, 77087760), (3, 51391840), (4, 38543880), (5, 30835104), (6, 25695920), (8, 19271940), (10, 15417552), (12, 12847960), (15, 10278368), (16, 9635970), (20, 7708776), (24, 6423980), (30, 5139184), (32, 4817985), (40, 3854388), (48, 3211990), (60, 2569592), (80, 1927194), (96, 1605995), (120, 1284796), (160, 963597), (240, 642398), (480, 321199)]