281271060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 288

約数和(自身を含む): 1062297600

約数和(自身を除く): 781026540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 31, 35, 36, 38, 42, 45, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 105, 114, 124, 126, 133, 140, 155, 171, 180, 186, 190, 210, 217, 228, 252, 266, 279, 285, 310, 315, 342, 372, 379, 380, 399, 420, 434, 465, 532, 558, 570, 589, 620, 630, 651, 665, 684, 758, 798, 855, 868, 930, 1085, 1116, 1137, 1140, 1178, 1197, 1260, 1302, 1330, 1395, 1516, 1596, 1710, 1767, 1860, 1895, 1953, 1995, 2170, 2274, 2356, 2394, 2604, 2653, 2660, 2790, 2945, 3255, 3411, 3420, 3534, 3790, 3906, 3990, 4123, 4340, 4548, 4788, 5301, 5306, 5580, 5685, 5890, 5985, 6510, 6822, 7068, 7201, 7580, 7812, 7959, 7980, 8246, 8835, 9765, 10602, 10612, 11370, 11749, 11780, 11970, 12369, 13020, 13265, 13644, 14402, 15918, 16492, 17055, 17670, 19530, 20615, 21204, 21603, 22740, 23498, 23877, 23940, 24738, 26505, 26530, 28804, 31836, 34110, 35247, 35340, 36005, 37107, 39060, 39795, 41230, 43206, 46996, 47754, 49476, 50407, 53010, 53060, 58745, 61845, 64809, 68220, 70494, 72010, 74214, 79590, 82243, 82460, 86412, 95508, 100814, 105741, 106020, 108015, 117490, 119385, 123690, 129618, 140988, 144020, 148428, 151221, 159180, 164486, 176235, 185535, 201628, 211482, 216030, 223231, 234980, 238770, 246729, 247380, 252035, 259236, 302442, 324045, 328972, 352470, 371070, 411215, 422964, 432060, 446462, 453663, 477540, 493458, 504070, 528705, 604884, 648090, 669693, 704940, 740187, 742140, 756105, 822430, 892924, 907326, 986916, 1008140, 1057410, 1116155, 1233645, 1296180, 1339386, 1480374, 1512210, 1562617, 1644860, 1814652, 2009079, 2114820, 2232310, 2268315, 2467290, 2678772, 2960748, 3024420, 3125234, 3348465, 3700935, 4018158, 4464620, 4536630, 4687851, 4934580, 6250468, 6696930, 7401870, 7813085, 8036316, 9073260, 9375702, 10045395, 13393860, 14063553, 14803740, 15626170, 18751404, 20090790, 23439255, 28127106, 31252340, 40181580, 46878510, 56254212, 70317765, 93757020, 140635530, 281271060]

約数ペア:

[(1, 281271060), (2, 140635530), (3, 93757020), (4, 70317765), (5, 56254212), (6, 46878510), (7, 40181580), (9, 31252340), (10, 28127106), (12, 23439255), (14, 20090790), (15, 18751404), (18, 15626170), (19, 14803740), (20, 14063553), (21, 13393860), (28, 10045395), (30, 9375702), (31, 9073260), (35, 8036316), (36, 7813085), (38, 7401870), (42, 6696930), (45, 6250468), (57, 4934580), (60, 4687851), (62, 4536630), (63, 4464620), (70, 4018158), (76, 3700935), (84, 3348465), (90, 3125234), (93, 3024420), (95, 2960748), (105, 2678772), (114, 2467290), (124, 2268315), (126, 2232310), (133, 2114820), (140, 2009079), (155, 1814652), (171, 1644860), (180, 1562617), (186, 1512210), (190, 1480374), (210, 1339386), (217, 1296180), (228, 1233645), (252, 1116155), (266, 1057410), (279, 1008140), (285, 986916), (310, 907326), (315, 892924), (342, 822430), (372, 756105), (379, 742140), (380, 740187), (399, 704940), (420, 669693), (434, 648090), (465, 604884), (532, 528705), (558, 504070), (570, 493458), (589, 477540), (620, 453663), (630, 446462), (651, 432060), (665, 422964), (684, 411215), (758, 371070), (798, 352470), (855, 328972), (868, 324045), (930, 302442), (1085, 259236), (1116, 252035), (1137, 247380), (1140, 246729), (1178, 238770), (1197, 234980), (1260, 223231), (1302, 216030), (1330, 211482), (1395, 201628), (1516, 185535), (1596, 176235), (1710, 164486), (1767, 159180), (1860, 151221), (1895, 148428), (1953, 144020), (1995, 140988), (2170, 129618), (2274, 123690), (2356, 119385), (2394, 117490), (2604, 108015), (2653, 106020), (2660, 105741), (2790, 100814), (2945, 95508), (3255, 86412), (3411, 82460), (3420, 82243), (3534, 79590), (3790, 74214), (3906, 72010), (3990, 70494), (4123, 68220), (4340, 64809), (4548, 61845), (4788, 58745), (5301, 53060), (5306, 53010), (5580, 50407), (5685, 49476), (5890, 47754), (5985, 46996), (6510, 43206), (6822, 41230), (7068, 39795), (7201, 39060), (7580, 37107), (7812, 36005), (7959, 35340), (7980, 35247), (8246, 34110), (8835, 31836), (9765, 28804), (10602, 26530), (10612, 26505), (11370, 24738), (11749, 23940), (11780, 23877), (11970, 23498), (12369, 22740), (13020, 21603), (13265, 21204), (13644, 20615), (14402, 19530), (15918, 17670), (16492, 17055)]