309543780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 288

約数和(自身を含む): 1106784000

約数和(自身を除く): 797240220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 89, 91, 98, 105, 130, 140, 147, 156, 169, 178, 182, 195, 196, 210, 245, 260, 267, 273, 294, 338, 343, 356, 364, 390, 420, 445, 455, 490, 507, 534, 546, 588, 623, 637, 676, 686, 735, 780, 845, 890, 910, 980, 1014, 1029, 1068, 1092, 1157, 1183, 1246, 1274, 1335, 1365, 1372, 1470, 1690, 1715, 1780, 1820, 1869, 1911, 2028, 2058, 2314, 2366, 2492, 2535, 2548, 2670, 2730, 2940, 3115, 3185, 3380, 3430, 3471, 3549, 3738, 3822, 4116, 4361, 4459, 4628, 4732, 5070, 5145, 5340, 5460, 5785, 5915, 6230, 6370, 6860, 6942, 7098, 7476, 7644, 8099, 8281, 8722, 8918, 9345, 9555, 10140, 10290, 11570, 11830, 12460, 12740, 13083, 13377, 13884, 14196, 15041, 16198, 16562, 17355, 17444, 17745, 17836, 18690, 19110, 20580, 21805, 22295, 23140, 23660, 24297, 24843, 26166, 26754, 30082, 30527, 32396, 33124, 34710, 35490, 37380, 38220, 40495, 41405, 43610, 44590, 45123, 48594, 49686, 52332, 53508, 56693, 57967, 60164, 61054, 65415, 66885, 69420, 70980, 75205, 80990, 82810, 87220, 89180, 90246, 91581, 97188, 99372, 105287, 113386, 115934, 121485, 122108, 124215, 130830, 133770, 150410, 152635, 161980, 165620, 170079, 173901, 180492, 183162, 210574, 225615, 226772, 231868, 242970, 248430, 261660, 267540, 283465, 289835, 300820, 305270, 315861, 340158, 347802, 366324, 396851, 421148, 451230, 457905, 485940, 496860, 526435, 566930, 579670, 610540, 631722, 680316, 695604, 737009, 793702, 850395, 869505, 902460, 915810, 1052870, 1133860, 1159340, 1190553, 1263444, 1474018, 1579305, 1587404, 1700790, 1739010, 1831620, 1984255, 2105740, 2211027, 2381106, 2948036, 3158610, 3401580, 3478020, 3685045, 3968510, 4422054, 4762212, 5159063, 5952765, 6317220, 7370090, 7937020, 8844108, 10318126, 11055135, 11905530, 14740180, 15477189, 20636252, 22110270, 23811060, 25795315, 30954378, 44220540, 51590630, 61908756, 77385945, 103181260, 154771890, 309543780]

約数ペア:

[(1, 309543780), (2, 154771890), (3, 103181260), (4, 77385945), (5, 61908756), (6, 51590630), (7, 44220540), (10, 30954378), (12, 25795315), (13, 23811060), (14, 22110270), (15, 20636252), (20, 15477189), (21, 14740180), (26, 11905530), (28, 11055135), (30, 10318126), (35, 8844108), (39, 7937020), (42, 7370090), (49, 6317220), (52, 5952765), (60, 5159063), (65, 4762212), (70, 4422054), (78, 3968510), (84, 3685045), (89, 3478020), (91, 3401580), (98, 3158610), (105, 2948036), (130, 2381106), (140, 2211027), (147, 2105740), (156, 1984255), (169, 1831620), (178, 1739010), (182, 1700790), (195, 1587404), (196, 1579305), (210, 1474018), (245, 1263444), (260, 1190553), (267, 1159340), (273, 1133860), (294, 1052870), (338, 915810), (343, 902460), (356, 869505), (364, 850395), (390, 793702), (420, 737009), (445, 695604), (455, 680316), (490, 631722), (507, 610540), (534, 579670), (546, 566930), (588, 526435), (623, 496860), (637, 485940), (676, 457905), (686, 451230), (735, 421148), (780, 396851), (845, 366324), (890, 347802), (910, 340158), (980, 315861), (1014, 305270), (1029, 300820), (1068, 289835), (1092, 283465), (1157, 267540), (1183, 261660), (1246, 248430), (1274, 242970), (1335, 231868), (1365, 226772), (1372, 225615), (1470, 210574), (1690, 183162), (1715, 180492), (1780, 173901), (1820, 170079), (1869, 165620), (1911, 161980), (2028, 152635), (2058, 150410), (2314, 133770), (2366, 130830), (2492, 124215), (2535, 122108), (2548, 121485), (2670, 115934), (2730, 113386), (2940, 105287), (3115, 99372), (3185, 97188), (3380, 91581), (3430, 90246), (3471, 89180), (3549, 87220), (3738, 82810), (3822, 80990), (4116, 75205), (4361, 70980), (4459, 69420), (4628, 66885), (4732, 65415), (5070, 61054), (5145, 60164), (5340, 57967), (5460, 56693), (5785, 53508), (5915, 52332), (6230, 49686), (6370, 48594), (6860, 45123), (6942, 44590), (7098, 43610), (7476, 41405), (7644, 40495), (8099, 38220), (8281, 37380), (8722, 35490), (8918, 34710), (9345, 33124), (9555, 32396), (10140, 30527), (10290, 30082), (11570, 26754), (11830, 26166), (12460, 24843), (12740, 24297), (13083, 23660), (13377, 23140), (13884, 22295), (14196, 21805), (15041, 20580), (16198, 19110), (16562, 18690), (17355, 17836), (17444, 17745)]