78540720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3677}}^1$

素因数の和:3782

約数の個数: 80

約数和(自身を含む): 246278880

約数和(自身を除く): 167738160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 3560, 3677, 4272, 5340, 7120, 7354, 10680, 11031, 14708, 18385, 21360, 22062, 29416, 36770, 44124, 55155, 58832, 73540, 88248, 110310, 147080, 176496, 220620, 294160, 327253, 441240, 654506, 882480, 981759, 1309012, 1636265, 1963518, 2618024, 3272530, 3927036, 4908795, 5236048, 6545060, 7854072, 9817590, 13090120, 15708144, 19635180, 26180240, 39270360, 78540720]

約数ペア:

[(1, 78540720), (2, 39270360), (3, 26180240), (4, 19635180), (5, 15708144), (6, 13090120), (8, 9817590), (10, 7854072), (12, 6545060), (15, 5236048), (16, 4908795), (20, 3927036), (24, 3272530), (30, 2618024), (40, 1963518), (48, 1636265), (60, 1309012), (80, 981759), (89, 882480), (120, 654506), (178, 441240), (240, 327253), (267, 294160), (356, 220620), (445, 176496), (534, 147080), (712, 110310), (890, 88248), (1068, 73540), (1335, 58832), (1424, 55155), (1780, 44124), (2136, 36770), (2670, 29416), (3560, 22062), (3677, 21360), (4272, 18385), (5340, 14708), (7120, 11031), (7354, 10680)]