418833720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20411}}^1$

素因数の和:20450

約数の個数: 128

約数和(自身を含む): 1469664000

約数和(自身を除く): 1050830280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20411, 20520, 40822, 61233, 81644, 102055, 122466, 163288, 183699, 204110, 244932, 306165, 367398, 387809, 408220, 489864, 551097, 612330, 734796, 775618, 816440, 918495, 1102194, 1163427, 1224660, 1469592, 1551236, 1836990, 1939045, 2204388, 2326854, 2449320, 2755485, 3102472, 3490281, 3673980, 3878090, 4408776, 4653708, 5510970, 5817135, 6980562, 7347960, 7756180, 9307416, 10470843, 11021940, 11634270, 13961124, 15512360, 17451405, 20941686, 22043880, 23268540, 27922248, 34902810, 41883372, 46537080, 52354215, 69805620, 83766744, 104708430, 139611240, 209416860, 418833720]

約数ペア:

[(1, 418833720), (2, 209416860), (3, 139611240), (4, 104708430), (5, 83766744), (6, 69805620), (8, 52354215), (9, 46537080), (10, 41883372), (12, 34902810), (15, 27922248), (18, 23268540), (19, 22043880), (20, 20941686), (24, 17451405), (27, 15512360), (30, 13961124), (36, 11634270), (38, 11021940), (40, 10470843), (45, 9307416), (54, 7756180), (57, 7347960), (60, 6980562), (72, 5817135), (76, 5510970), (90, 4653708), (95, 4408776), (108, 3878090), (114, 3673980), (120, 3490281), (135, 3102472), (152, 2755485), (171, 2449320), (180, 2326854), (190, 2204388), (216, 1939045), (228, 1836990), (270, 1551236), (285, 1469592), (342, 1224660), (360, 1163427), (380, 1102194), (456, 918495), (513, 816440), (540, 775618), (570, 734796), (684, 612330), (760, 551097), (855, 489864), (1026, 408220), (1080, 387809), (1140, 367398), (1368, 306165), (1710, 244932), (2052, 204110), (2280, 183699), (2565, 163288), (3420, 122466), (4104, 102055), (5130, 81644), (6840, 61233), (10260, 40822), (20411, 20520)]