72885540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1907}}^1$

素因数の和:1946

約数の個数: 144

約数和(自身を含む): 255794112

約数和(自身を除く): 182908572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1907, 1911, 2548, 2730, 2940, 3185, 3814, 3822, 5460, 5721, 6370, 7628, 7644, 9535, 9555, 11442, 12740, 13349, 19070, 19110, 22884, 24791, 26698, 28605, 38140, 38220, 40047, 49582, 53396, 57210, 66745, 74373, 80094, 93443, 99164, 114420, 123955, 133490, 148746, 160188, 173537, 186886, 200235, 247910, 266980, 280329, 297492, 347074, 371865, 373772, 400470, 467215, 495820, 520611, 560658, 694148, 743730, 800940, 867685, 934430, 1041222, 1121316, 1214759, 1401645, 1487460, 1735370, 1868860, 2082444, 2429518, 2603055, 2803290, 3470740, 3644277, 4859036, 5206110, 5606580, 6073795, 7288554, 10412220, 12147590, 14577108, 18221385, 24295180, 36442770, 72885540]

約数ペア:

[(1, 72885540), (2, 36442770), (3, 24295180), (4, 18221385), (5, 14577108), (6, 12147590), (7, 10412220), (10, 7288554), (12, 6073795), (13, 5606580), (14, 5206110), (15, 4859036), (20, 3644277), (21, 3470740), (26, 2803290), (28, 2603055), (30, 2429518), (35, 2082444), (39, 1868860), (42, 1735370), (49, 1487460), (52, 1401645), (60, 1214759), (65, 1121316), (70, 1041222), (78, 934430), (84, 867685), (91, 800940), (98, 743730), (105, 694148), (130, 560658), (140, 520611), (147, 495820), (156, 467215), (182, 400470), (195, 373772), (196, 371865), (210, 347074), (245, 297492), (260, 280329), (273, 266980), (294, 247910), (364, 200235), (390, 186886), (420, 173537), (455, 160188), (490, 148746), (546, 133490), (588, 123955), (637, 114420), (735, 99164), (780, 93443), (910, 80094), (980, 74373), (1092, 66745), (1274, 57210), (1365, 53396), (1470, 49582), (1820, 40047), (1907, 38220), (1911, 38140), (2548, 28605), (2730, 26698), (2940, 24791), (3185, 22884), (3814, 19110), (3822, 19070), (5460, 13349), (5721, 12740), (6370, 11442), (7628, 9555), (7644, 9535)]