67818780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 224078400

約数和(自身を除く): 156259620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 68, 74, 85, 90, 102, 111, 148, 153, 170, 180, 185, 204, 222, 255, 306, 333, 340, 370, 444, 510, 555, 599, 612, 629, 666, 740, 765, 1020, 1110, 1198, 1258, 1332, 1530, 1665, 1797, 1887, 2220, 2396, 2516, 2995, 3060, 3145, 3330, 3594, 3774, 5391, 5661, 5990, 6290, 6660, 7188, 7548, 8985, 9435, 10183, 10782, 11322, 11980, 12580, 17970, 18870, 20366, 21564, 22163, 22644, 26955, 28305, 30549, 35940, 37740, 40732, 44326, 50915, 53910, 56610, 61098, 66489, 88652, 91647, 101830, 107820, 110815, 113220, 122196, 132978, 152745, 183294, 199467, 203660, 221630, 265956, 305490, 332445, 366588, 376771, 398934, 443260, 458235, 610980, 664890, 753542, 797868, 916470, 997335, 1130313, 1329780, 1507084, 1832940, 1883855, 1994670, 2260626, 3390939, 3767710, 3989340, 4521252, 5651565, 6781878, 7535420, 11303130, 13563756, 16954695, 22606260, 33909390, 67818780]

約数ペア:

[(1, 67818780), (2, 33909390), (3, 22606260), (4, 16954695), (5, 13563756), (6, 11303130), (9, 7535420), (10, 6781878), (12, 5651565), (15, 4521252), (17, 3989340), (18, 3767710), (20, 3390939), (30, 2260626), (34, 1994670), (36, 1883855), (37, 1832940), (45, 1507084), (51, 1329780), (60, 1130313), (68, 997335), (74, 916470), (85, 797868), (90, 753542), (102, 664890), (111, 610980), (148, 458235), (153, 443260), (170, 398934), (180, 376771), (185, 366588), (204, 332445), (222, 305490), (255, 265956), (306, 221630), (333, 203660), (340, 199467), (370, 183294), (444, 152745), (510, 132978), (555, 122196), (599, 113220), (612, 110815), (629, 107820), (666, 101830), (740, 91647), (765, 88652), (1020, 66489), (1110, 61098), (1198, 56610), (1258, 53910), (1332, 50915), (1530, 44326), (1665, 40732), (1797, 37740), (1887, 35940), (2220, 30549), (2396, 28305), (2516, 26955), (2995, 22644), (3060, 22163), (3145, 21564), (3330, 20366), (3594, 18870), (3774, 17970), (5391, 12580), (5661, 11980), (5990, 11322), (6290, 10782), (6660, 10183), (7188, 9435), (7548, 8985)]