496447770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:629

約数の個数: 256

約数和(自身を含む): 1637314560

約数和(自身を除く): 1140866790

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 19, 21, 26, 30, 34, 35, 38, 39, 42, 51, 57, 65, 70, 78, 85, 91, 95, 102, 105, 114, 119, 130, 133, 170, 182, 190, 195, 210, 221, 238, 247, 255, 266, 273, 285, 323, 357, 390, 399, 442, 455, 494, 510, 546, 563, 570, 595, 646, 663, 665, 714, 741, 798, 910, 969, 1105, 1126, 1190, 1235, 1326, 1330, 1365, 1482, 1547, 1615, 1689, 1729, 1785, 1938, 1995, 2210, 2261, 2470, 2730, 2815, 3094, 3230, 3315, 3378, 3458, 3570, 3705, 3941, 3990, 4199, 4522, 4641, 4845, 5187, 5630, 6630, 6783, 7319, 7410, 7735, 7882, 8398, 8445, 8645, 9282, 9571, 9690, 10374, 10697, 11305, 11823, 12597, 13566, 14638, 15470, 16890, 17290, 19142, 19705, 20995, 21394, 21957, 22610, 23205, 23646, 25194, 25935, 28713, 29393, 32091, 33915, 36595, 39410, 41990, 43914, 46410, 47855, 51233, 51870, 53485, 57426, 58786, 59115, 62985, 64182, 66997, 67830, 73190, 74879, 88179, 95710, 102466, 106970, 109785, 118230, 124423, 125970, 133994, 139061, 143565, 146965, 149758, 153699, 160455, 176358, 181849, 200991, 219570, 224637, 248846, 256165, 278122, 287130, 293930, 307398, 320910, 334985, 363698, 373269, 374395, 401982, 417183, 440895, 449274, 512330, 545547, 622115, 669970, 695305, 746538, 748790, 768495, 834366, 870961, 881790, 909245, 973427, 1004955, 1091094, 1123185, 1244230, 1272943, 1390610, 1536990, 1741922, 1818490, 1866345, 1946854, 2009910, 2085915, 2246370, 2364037, 2545886, 2612883, 2727735, 2920281, 3732690, 3818829, 4171830, 4354805, 4728074, 4867135, 5225766, 5455470, 5840562, 6364715, 7092111, 7637658, 8709610, 9734270, 11820185, 12729430, 13064415, 14184222, 14601405, 16548259, 19094145, 23640370, 26128830, 29202810, 33096518, 35460555, 38188290, 49644777, 70921110, 82741295, 99289554, 165482590, 248223885, 496447770]

約数ペア:

[(1, 496447770), (2, 248223885), (3, 165482590), (5, 99289554), (6, 82741295), (7, 70921110), (10, 49644777), (13, 38188290), (14, 35460555), (15, 33096518), (17, 29202810), (19, 26128830), (21, 23640370), (26, 19094145), (30, 16548259), (34, 14601405), (35, 14184222), (38, 13064415), (39, 12729430), (42, 11820185), (51, 9734270), (57, 8709610), (65, 7637658), (70, 7092111), (78, 6364715), (85, 5840562), (91, 5455470), (95, 5225766), (102, 4867135), (105, 4728074), (114, 4354805), (119, 4171830), (130, 3818829), (133, 3732690), (170, 2920281), (182, 2727735), (190, 2612883), (195, 2545886), (210, 2364037), (221, 2246370), (238, 2085915), (247, 2009910), (255, 1946854), (266, 1866345), (273, 1818490), (285, 1741922), (323, 1536990), (357, 1390610), (390, 1272943), (399, 1244230), (442, 1123185), (455, 1091094), (494, 1004955), (510, 973427), (546, 909245), (563, 881790), (570, 870961), (595, 834366), (646, 768495), (663, 748790), (665, 746538), (714, 695305), (741, 669970), (798, 622115), (910, 545547), (969, 512330), (1105, 449274), (1126, 440895), (1190, 417183), (1235, 401982), (1326, 374395), (1330, 373269), (1365, 363698), (1482, 334985), (1547, 320910), (1615, 307398), (1689, 293930), (1729, 287130), (1785, 278122), (1938, 256165), (1995, 248846), (2210, 224637), (2261, 219570), (2470, 200991), (2730, 181849), (2815, 176358), (3094, 160455), (3230, 153699), (3315, 149758), (3378, 146965), (3458, 143565), (3570, 139061), (3705, 133994), (3941, 125970), (3990, 124423), (4199, 118230), (4522, 109785), (4641, 106970), (4845, 102466), (5187, 95710), (5630, 88179), (6630, 74879), (6783, 73190), (7319, 67830), (7410, 66997), (7735, 64182), (7882, 62985), (8398, 59115), (8445, 58786), (8645, 57426), (9282, 53485), (9571, 51870), (9690, 51233), (10374, 47855), (10697, 46410), (11305, 43914), (11823, 41990), (12597, 39410), (13566, 36595), (14638, 33915), (15470, 32091), (16890, 29393), (17290, 28713), (19142, 25935), (19705, 25194), (20995, 23646), (21394, 23205), (21957, 22610)]