77087760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{321199}}^1$

素因数の和:321215

約数の個数: 40

約数和(自身を含む): 238972800

約数和(自身を除く): 161885040

約数列:

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

約数ペア:

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