505519740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{255313}}^1$

素因数の和:255339

約数の個数: 72

約数和(自身を含む): 1672817328

約数和(自身を除く): 1167297588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 255313, 510626, 765939, 1021252, 1276565, 1531878, 2297817, 2553130, 2808443, 3063756, 3829695, 4595634, 5106260, 5616886, 7659390, 8425329, 9191268, 11233772, 11489085, 14042215, 15318780, 16850658, 22978170, 25275987, 28084430, 33701316, 42126645, 45956340, 50551974, 56168860, 84253290, 101103948, 126379935, 168506580, 252759870, 505519740]

約数ペア:

[(1, 505519740), (2, 252759870), (3, 168506580), (4, 126379935), (5, 101103948), (6, 84253290), (9, 56168860), (10, 50551974), (11, 45956340), (12, 42126645), (15, 33701316), (18, 28084430), (20, 25275987), (22, 22978170), (30, 16850658), (33, 15318780), (36, 14042215), (44, 11489085), (45, 11233772), (55, 9191268), (60, 8425329), (66, 7659390), (90, 5616886), (99, 5106260), (110, 4595634), (132, 3829695), (165, 3063756), (180, 2808443), (198, 2553130), (220, 2297817), (330, 1531878), (396, 1276565), (495, 1021252), (660, 765939), (990, 510626), (1980, 255313)]