254338260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{401}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 804758976

約数和(自身を除く): 550420716

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 401, 465, 620, 660, 682, 802, 930, 961, 1023, 1203, 1364, 1604, 1705, 1860, 1922, 2005, 2046, 2406, 2883, 3410, 3844, 4010, 4092, 4411, 4805, 4812, 5115, 5766, 6015, 6820, 8020, 8822, 9610, 10230, 10571, 11532, 12030, 12431, 13233, 14415, 17644, 19220, 20460, 21142, 22055, 24060, 24862, 26466, 28830, 31713, 37293, 42284, 44110, 49724, 52855, 52932, 57660, 62155, 63426, 66165, 74586, 88220, 105710, 124310, 126852, 132330, 136741, 149172, 158565, 186465, 211420, 248620, 264660, 273482, 317130, 372930, 385361, 410223, 546964, 634260, 683705, 745860, 770722, 820446, 1156083, 1367410, 1541444, 1640892, 1926805, 2051115, 2312166, 2734820, 3853610, 4102230, 4238971, 4624332, 5780415, 7707220, 8204460, 8477942, 11560830, 12716913, 16955884, 21194855, 23121660, 25433826, 42389710, 50867652, 63584565, 84779420, 127169130, 254338260]

約数ペア:

[(1, 254338260), (2, 127169130), (3, 84779420), (4, 63584565), (5, 50867652), (6, 42389710), (10, 25433826), (11, 23121660), (12, 21194855), (15, 16955884), (20, 12716913), (22, 11560830), (30, 8477942), (31, 8204460), (33, 7707220), (44, 5780415), (55, 4624332), (60, 4238971), (62, 4102230), (66, 3853610), (93, 2734820), (110, 2312166), (124, 2051115), (132, 1926805), (155, 1640892), (165, 1541444), (186, 1367410), (220, 1156083), (310, 820446), (330, 770722), (341, 745860), (372, 683705), (401, 634260), (465, 546964), (620, 410223), (660, 385361), (682, 372930), (802, 317130), (930, 273482), (961, 264660), (1023, 248620), (1203, 211420), (1364, 186465), (1604, 158565), (1705, 149172), (1860, 136741), (1922, 132330), (2005, 126852), (2046, 124310), (2406, 105710), (2883, 88220), (3410, 74586), (3844, 66165), (4010, 63426), (4092, 62155), (4411, 57660), (4805, 52932), (4812, 52855), (5115, 49724), (5766, 44110), (6015, 42284), (6820, 37293), (8020, 31713), (8822, 28830), (9610, 26466), (10230, 24862), (10571, 24060), (11532, 22055), (12030, 21142), (12431, 20460), (13233, 19220), (14415, 17644)]