268889220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:992

約数の個数: 144

約数和(自身を含む): 860653248

約数和(自身を除く): 591764028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 243, 244, 270, 305, 324, 366, 405, 486, 540, 549, 610, 732, 810, 907, 915, 972, 1098, 1215, 1220, 1620, 1647, 1814, 1830, 2196, 2430, 2721, 2745, 3294, 3628, 3660, 4535, 4860, 4941, 5442, 5490, 6588, 8163, 8235, 9070, 9882, 10884, 10980, 13605, 14823, 16326, 16470, 18140, 19764, 24489, 24705, 27210, 29646, 32652, 32940, 40815, 48978, 49410, 54420, 55327, 59292, 73467, 74115, 81630, 97956, 98820, 110654, 122445, 146934, 148230, 163260, 165981, 220401, 221308, 244890, 276635, 293868, 296460, 331962, 367335, 440802, 489780, 497943, 553270, 663924, 734670, 829905, 881604, 995886, 1102005, 1106540, 1469340, 1493829, 1659810, 1991772, 2204010, 2489715, 2987658, 3319620, 4408020, 4481487, 4979430, 5975316, 7469145, 8962974, 9958860, 13444461, 14938290, 17925948, 22407435, 26888922, 29876580, 44814870, 53777844, 67222305, 89629740, 134444610, 268889220]

約数ペア:

[(1, 268889220), (2, 134444610), (3, 89629740), (4, 67222305), (5, 53777844), (6, 44814870), (9, 29876580), (10, 26888922), (12, 22407435), (15, 17925948), (18, 14938290), (20, 13444461), (27, 9958860), (30, 8962974), (36, 7469145), (45, 5975316), (54, 4979430), (60, 4481487), (61, 4408020), (81, 3319620), (90, 2987658), (108, 2489715), (122, 2204010), (135, 1991772), (162, 1659810), (180, 1493829), (183, 1469340), (243, 1106540), (244, 1102005), (270, 995886), (305, 881604), (324, 829905), (366, 734670), (405, 663924), (486, 553270), (540, 497943), (549, 489780), (610, 440802), (732, 367335), (810, 331962), (907, 296460), (915, 293868), (972, 276635), (1098, 244890), (1215, 221308), (1220, 220401), (1620, 165981), (1647, 163260), (1814, 148230), (1830, 146934), (2196, 122445), (2430, 110654), (2721, 98820), (2745, 97956), (3294, 81630), (3628, 74115), (3660, 73467), (4535, 59292), (4860, 55327), (4941, 54420), (5442, 49410), (5490, 48978), (6588, 40815), (8163, 32940), (8235, 32652), (9070, 29646), (9882, 27210), (10884, 24705), (10980, 24489), (13605, 19764), (14823, 18140), (16326, 16470)]