28245780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2753}}^1$

素因数の和:2790

約数の個数: 96

約数和(自身を含む): 92534400

約数和(自身を除く): 64288620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 2753, 3420, 5130, 5506, 8259, 10260, 11012, 13765, 16518, 24777, 27530, 33036, 41295, 49554, 52307, 55060, 74331, 82590, 99108, 104614, 123885, 148662, 156921, 165180, 209228, 247770, 261535, 297324, 313842, 371655, 470763, 495540, 523070, 627684, 743310, 784605, 941526, 1046140, 1412289, 1486620, 1569210, 1883052, 2353815, 2824578, 3138420, 4707630, 5649156, 7061445, 9415260, 14122890, 28245780]

約数ペア:

[(1, 28245780), (2, 14122890), (3, 9415260), (4, 7061445), (5, 5649156), (6, 4707630), (9, 3138420), (10, 2824578), (12, 2353815), (15, 1883052), (18, 1569210), (19, 1486620), (20, 1412289), (27, 1046140), (30, 941526), (36, 784605), (38, 743310), (45, 627684), (54, 523070), (57, 495540), (60, 470763), (76, 371655), (90, 313842), (95, 297324), (108, 261535), (114, 247770), (135, 209228), (171, 165180), (180, 156921), (190, 148662), (228, 123885), (270, 104614), (285, 99108), (342, 82590), (380, 74331), (513, 55060), (540, 52307), (570, 49554), (684, 41295), (855, 33036), (1026, 27530), (1140, 24777), (1710, 16518), (2052, 13765), (2565, 11012), (2753, 10260), (3420, 8259), (5130, 5506)]