310878540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:442

約数の個数: 288

約数和(自身を含む): 1164441600

約数和(自身を除く): 853563060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 49, 54, 60, 62, 63, 70, 84, 90, 93, 98, 105, 108, 124, 126, 135, 140, 147, 155, 180, 186, 189, 196, 210, 217, 245, 252, 270, 279, 294, 310, 315, 372, 378, 379, 420, 434, 441, 465, 490, 540, 558, 588, 620, 630, 651, 735, 756, 758, 837, 868, 882, 930, 945, 980, 1085, 1116, 1137, 1260, 1302, 1323, 1395, 1470, 1516, 1519, 1674, 1764, 1860, 1890, 1895, 1953, 2170, 2205, 2274, 2604, 2646, 2653, 2790, 2940, 3038, 3255, 3348, 3411, 3780, 3790, 3906, 4185, 4340, 4410, 4548, 4557, 5292, 5306, 5580, 5685, 5859, 6076, 6510, 6615, 6822, 7580, 7595, 7812, 7959, 8370, 8820, 9114, 9765, 10233, 10612, 11370, 11718, 11749, 13020, 13230, 13265, 13644, 13671, 15190, 15918, 16740, 17055, 18228, 18571, 19530, 20466, 22740, 22785, 23436, 23498, 23877, 26460, 26530, 27342, 29295, 30380, 31836, 34110, 35247, 37142, 39060, 39795, 40932, 41013, 45570, 46996, 47754, 51165, 53060, 54684, 55713, 58590, 58745, 68220, 68355, 70494, 71631, 74284, 79590, 82026, 82243, 91140, 92855, 95508, 102330, 105741, 111426, 117180, 117490, 119385, 136710, 140988, 143262, 159180, 164052, 164486, 167139, 176235, 185710, 204660, 205065, 211482, 222852, 234980, 238770, 246729, 273420, 278565, 286524, 317223, 328972, 334278, 352470, 358155, 371420, 410130, 411215, 422964, 477540, 493458, 501417, 528705, 557130, 575701, 634446, 668556, 704940, 716310, 740187, 820260, 822430, 835695, 986916, 1002834, 1057410, 1114260, 1151402, 1233645, 1268892, 1432620, 1480374, 1586115, 1644860, 1671390, 1727103, 2005668, 2114820, 2220561, 2302804, 2467290, 2507085, 2878505, 2960748, 3172230, 3342780, 3454206, 3700935, 4441122, 4934580, 5014170, 5181309, 5757010, 6344460, 6908412, 7401870, 8635515, 8882244, 10028340, 10362618, 11102805, 11514020, 14803740, 15543927, 17271030, 20725236, 22205610, 25906545, 31087854, 34542060, 44411220, 51813090, 62175708, 77719635, 103626180, 155439270, 310878540]

約数ペア:

[(1, 310878540), (2, 155439270), (3, 103626180), (4, 77719635), (5, 62175708), (6, 51813090), (7, 44411220), (9, 34542060), (10, 31087854), (12, 25906545), (14, 22205610), (15, 20725236), (18, 17271030), (20, 15543927), (21, 14803740), (27, 11514020), (28, 11102805), (30, 10362618), (31, 10028340), (35, 8882244), (36, 8635515), (42, 7401870), (45, 6908412), (49, 6344460), (54, 5757010), (60, 5181309), (62, 5014170), (63, 4934580), (70, 4441122), (84, 3700935), (90, 3454206), (93, 3342780), (98, 3172230), (105, 2960748), (108, 2878505), (124, 2507085), (126, 2467290), (135, 2302804), (140, 2220561), (147, 2114820), (155, 2005668), (180, 1727103), (186, 1671390), (189, 1644860), (196, 1586115), (210, 1480374), (217, 1432620), (245, 1268892), (252, 1233645), (270, 1151402), (279, 1114260), (294, 1057410), (310, 1002834), (315, 986916), (372, 835695), (378, 822430), (379, 820260), (420, 740187), (434, 716310), (441, 704940), (465, 668556), (490, 634446), (540, 575701), (558, 557130), (588, 528705), (620, 501417), (630, 493458), (651, 477540), (735, 422964), (756, 411215), (758, 410130), (837, 371420), (868, 358155), (882, 352470), (930, 334278), (945, 328972), (980, 317223), (1085, 286524), (1116, 278565), (1137, 273420), (1260, 246729), (1302, 238770), (1323, 234980), (1395, 222852), (1470, 211482), (1516, 205065), (1519, 204660), (1674, 185710), (1764, 176235), (1860, 167139), (1890, 164486), (1895, 164052), (1953, 159180), (2170, 143262), (2205, 140988), (2274, 136710), (2604, 119385), (2646, 117490), (2653, 117180), (2790, 111426), (2940, 105741), (3038, 102330), (3255, 95508), (3348, 92855), (3411, 91140), (3780, 82243), (3790, 82026), (3906, 79590), (4185, 74284), (4340, 71631), (4410, 70494), (4548, 68355), (4557, 68220), (5292, 58745), (5306, 58590), (5580, 55713), (5685, 54684), (5859, 53060), (6076, 51165), (6510, 47754), (6615, 46996), (6822, 45570), (7580, 41013), (7595, 40932), (7812, 39795), (7959, 39060), (8370, 37142), (8820, 35247), (9114, 34110), (9765, 31836), (10233, 30380), (10612, 29295), (11370, 27342), (11718, 26530), (11749, 26460), (13020, 23877), (13230, 23498), (13265, 23436), (13644, 22785), (13671, 22740), (15190, 20466), (15918, 19530), (16740, 18571), (17055, 18228)]