265640940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1997}}^1$

素因数の和:2751

約数の個数: 72

約数和(自身を含む): 807271920

約数和(自身を除く): 541630980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 739, 1478, 1997, 2217, 2956, 3695, 3994, 4434, 5991, 6651, 7390, 7988, 8868, 9985, 11085, 11982, 13302, 14780, 17973, 19970, 22170, 23964, 26604, 29955, 33255, 35946, 39940, 44340, 59910, 66510, 71892, 89865, 119820, 133020, 179730, 359460, 1475783, 2951566, 4427349, 5903132, 7378915, 8854698, 13282047, 14757830, 17709396, 22136745, 26564094, 29515660, 44273490, 53128188, 66410235, 88546980, 132820470, 265640940]

約数ペア:

[(1, 265640940), (2, 132820470), (3, 88546980), (4, 66410235), (5, 53128188), (6, 44273490), (9, 29515660), (10, 26564094), (12, 22136745), (15, 17709396), (18, 14757830), (20, 13282047), (30, 8854698), (36, 7378915), (45, 5903132), (60, 4427349), (90, 2951566), (180, 1475783), (739, 359460), (1478, 179730), (1997, 133020), (2217, 119820), (2956, 89865), (3695, 71892), (3994, 66510), (4434, 59910), (5991, 44340), (6651, 39940), (7390, 35946), (7988, 33255), (8868, 29955), (9985, 26604), (11085, 23964), (11982, 22170), (13302, 19970), (14780, 17973)]