278542440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2269}}^1$

素因数の和:2328

約数の個数: 192

約数和(自身を含む): 1019865600

約数和(自身を除く): 741323160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 124, 132, 155, 165, 180, 186, 198, 220, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 558, 620, 660, 682, 744, 792, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1705, 1860, 1980, 2046, 2232, 2269, 2728, 2790, 3069, 3410, 3720, 3960, 4092, 4538, 5115, 5580, 6138, 6807, 6820, 8184, 9076, 10230, 11160, 11345, 12276, 13614, 13640, 15345, 18152, 20421, 20460, 22690, 24552, 24959, 27228, 30690, 34035, 40842, 40920, 45380, 49918, 54456, 61380, 68070, 70339, 74877, 81684, 90760, 99836, 102105, 122760, 124795, 136140, 140678, 149754, 163368, 199672, 204210, 211017, 224631, 249590, 272280, 281356, 299508, 351695, 374385, 408420, 422034, 449262, 499180, 562712, 599016, 633051, 703390, 748770, 773729, 816840, 844068, 898524, 998360, 1055085, 1123155, 1266102, 1406780, 1497540, 1547458, 1688136, 1797048, 2110170, 2246310, 2321187, 2532204, 2813560, 2995080, 3094916, 3165255, 3868645, 4220340, 4492620, 4642374, 5064408, 6189832, 6330510, 6963561, 7737290, 8440680, 8985240, 9284748, 11605935, 12661020, 13927122, 15474580, 18569496, 23211870, 25322040, 27854244, 30949160, 34817805, 46423740, 55708488, 69635610, 92847480, 139271220, 278542440]

約数ペア:

[(1, 278542440), (2, 139271220), (3, 92847480), (4, 69635610), (5, 55708488), (6, 46423740), (8, 34817805), (9, 30949160), (10, 27854244), (11, 25322040), (12, 23211870), (15, 18569496), (18, 15474580), (20, 13927122), (22, 12661020), (24, 11605935), (30, 9284748), (31, 8985240), (33, 8440680), (36, 7737290), (40, 6963561), (44, 6330510), (45, 6189832), (55, 5064408), (60, 4642374), (62, 4492620), (66, 4220340), (72, 3868645), (88, 3165255), (90, 3094916), (93, 2995080), (99, 2813560), (110, 2532204), (120, 2321187), (124, 2246310), (132, 2110170), (155, 1797048), (165, 1688136), (180, 1547458), (186, 1497540), (198, 1406780), (220, 1266102), (248, 1123155), (264, 1055085), (279, 998360), (310, 898524), (330, 844068), (341, 816840), (360, 773729), (372, 748770), (396, 703390), (440, 633051), (465, 599016), (495, 562712), (558, 499180), (620, 449262), (660, 422034), (682, 408420), (744, 374385), (792, 351695), (930, 299508), (990, 281356), (1023, 272280), (1116, 249590), (1240, 224631), (1320, 211017), (1364, 204210), (1395, 199672), (1705, 163368), (1860, 149754), (1980, 140678), (2046, 136140), (2232, 124795), (2269, 122760), (2728, 102105), (2790, 99836), (3069, 90760), (3410, 81684), (3720, 74877), (3960, 70339), (4092, 68070), (4538, 61380), (5115, 54456), (5580, 49918), (6138, 45380), (6807, 40920), (6820, 40842), (8184, 34035), (9076, 30690), (10230, 27228), (11160, 24959), (11345, 24552), (12276, 22690), (13614, 20460), (13640, 20421), (15345, 18152)]