255746160

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 200

約数和(自身を含む): 904201056

約数和(自身を除く): 648454896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 108, 120, 122, 135, 144, 162, 180, 183, 216, 240, 244, 270, 305, 324, 360, 366, 405, 432, 488, 540, 549, 610, 647, 648, 720, 732, 810, 915, 976, 1080, 1098, 1220, 1294, 1296, 1464, 1620, 1647, 1830, 1941, 2160, 2196, 2440, 2588, 2745, 2928, 3235, 3240, 3294, 3660, 3882, 4392, 4880, 4941, 5176, 5490, 5823, 6470, 6480, 6588, 7320, 7764, 8235, 8784, 9705, 9882, 10352, 10980, 11646, 12940, 13176, 14640, 15528, 16470, 17469, 19410, 19764, 21960, 23292, 24705, 25880, 26352, 29115, 31056, 32940, 34938, 38820, 39467, 39528, 43920, 46584, 49410, 51760, 52407, 58230, 65880, 69876, 77640, 78934, 79056, 87345, 93168, 98820, 104814, 116460, 118401, 131760, 139752, 155280, 157868, 174690, 197335, 197640, 209628, 232920, 236802, 262035, 279504, 315736, 349380, 355203, 394670, 395280, 419256, 465840, 473604, 524070, 592005, 631472, 698760, 710406, 789340, 838512, 947208, 1048140, 1065609, 1184010, 1397520, 1420812, 1578680, 1776015, 1894416, 2096280, 2131218, 2368020, 2841624, 3157360, 3196827, 3552030, 4192560, 4262436, 4736040, 5328045, 5683248, 6393654, 7104060, 8524872, 9472080, 10656090, 12787308, 14208120, 15984135, 17049744, 21312180, 25574616, 28416240, 31968270, 42624360, 51149232, 63936540, 85248720, 127873080, 255746160]

約数ペア:

[(1, 255746160), (2, 127873080), (3, 85248720), (4, 63936540), (5, 51149232), (6, 42624360), (8, 31968270), (9, 28416240), (10, 25574616), (12, 21312180), (15, 17049744), (16, 15984135), (18, 14208120), (20, 12787308), (24, 10656090), (27, 9472080), (30, 8524872), (36, 7104060), (40, 6393654), (45, 5683248), (48, 5328045), (54, 4736040), (60, 4262436), (61, 4192560), (72, 3552030), (80, 3196827), (81, 3157360), (90, 2841624), (108, 2368020), (120, 2131218), (122, 2096280), (135, 1894416), (144, 1776015), (162, 1578680), (180, 1420812), (183, 1397520), (216, 1184010), (240, 1065609), (244, 1048140), (270, 947208), (305, 838512), (324, 789340), (360, 710406), (366, 698760), (405, 631472), (432, 592005), (488, 524070), (540, 473604), (549, 465840), (610, 419256), (647, 395280), (648, 394670), (720, 355203), (732, 349380), (810, 315736), (915, 279504), (976, 262035), (1080, 236802), (1098, 232920), (1220, 209628), (1294, 197640), (1296, 197335), (1464, 174690), (1620, 157868), (1647, 155280), (1830, 139752), (1941, 131760), (2160, 118401), (2196, 116460), (2440, 104814), (2588, 98820), (2745, 93168), (2928, 87345), (3235, 79056), (3240, 78934), (3294, 77640), (3660, 69876), (3882, 65880), (4392, 58230), (4880, 52407), (4941, 51760), (5176, 49410), (5490, 46584), (5823, 43920), (6470, 39528), (6480, 39467), (6588, 38820), (7320, 34938), (7764, 32940), (8235, 31056), (8784, 29115), (9705, 26352), (9882, 25880), (10352, 24705), (10980, 23292), (11646, 21960), (12940, 19764), (13176, 19410), (14640, 17469), (15528, 16470)]