961661820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3257}}^1$

素因数の和:3332

約数の個数: 192

約数和(自身を含む): 3327851520

約数和(自身を除く): 2366189700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 37, 38, 42, 57, 60, 70, 74, 76, 84, 95, 105, 111, 114, 133, 140, 148, 185, 190, 210, 222, 228, 259, 266, 285, 370, 380, 399, 420, 444, 518, 532, 555, 570, 665, 703, 740, 777, 798, 1036, 1110, 1140, 1295, 1330, 1406, 1554, 1596, 1995, 2109, 2220, 2590, 2660, 2812, 3108, 3257, 3515, 3885, 3990, 4218, 4921, 5180, 6514, 7030, 7770, 7980, 8436, 9771, 9842, 10545, 13028, 14060, 14763, 15540, 16285, 19542, 19684, 21090, 22799, 24605, 29526, 32570, 39084, 42180, 45598, 48855, 49210, 59052, 61883, 65140, 68397, 73815, 91196, 97710, 98420, 113995, 120509, 123766, 136794, 147630, 185649, 195420, 227990, 241018, 247532, 273588, 295260, 309415, 341985, 361527, 371298, 433181, 455980, 482036, 602545, 618830, 683970, 723054, 742596, 843563, 866362, 928245, 1205090, 1237660, 1299543, 1367940, 1446108, 1687126, 1732724, 1807635, 1856490, 2165905, 2289671, 2410180, 2530689, 2599086, 3374252, 3615270, 3712980, 4217815, 4331810, 4579342, 5061378, 5198172, 6497715, 6869013, 7230540, 8435630, 8663620, 9158684, 10122756, 11448355, 12653445, 12995430, 13738026, 16027697, 16871260, 22896710, 25306890, 25990860, 27476052, 32055394, 34345065, 45793420, 48083091, 50613780, 64110788, 68690130, 80138485, 96166182, 137380260, 160276970, 192332364, 240415455, 320553940, 480830910, 961661820]

約数ペア:

[(1, 961661820), (2, 480830910), (3, 320553940), (4, 240415455), (5, 192332364), (6, 160276970), (7, 137380260), (10, 96166182), (12, 80138485), (14, 68690130), (15, 64110788), (19, 50613780), (20, 48083091), (21, 45793420), (28, 34345065), (30, 32055394), (35, 27476052), (37, 25990860), (38, 25306890), (42, 22896710), (57, 16871260), (60, 16027697), (70, 13738026), (74, 12995430), (76, 12653445), (84, 11448355), (95, 10122756), (105, 9158684), (111, 8663620), (114, 8435630), (133, 7230540), (140, 6869013), (148, 6497715), (185, 5198172), (190, 5061378), (210, 4579342), (222, 4331810), (228, 4217815), (259, 3712980), (266, 3615270), (285, 3374252), (370, 2599086), (380, 2530689), (399, 2410180), (420, 2289671), (444, 2165905), (518, 1856490), (532, 1807635), (555, 1732724), (570, 1687126), (665, 1446108), (703, 1367940), (740, 1299543), (777, 1237660), (798, 1205090), (1036, 928245), (1110, 866362), (1140, 843563), (1295, 742596), (1330, 723054), (1406, 683970), (1554, 618830), (1596, 602545), (1995, 482036), (2109, 455980), (2220, 433181), (2590, 371298), (2660, 361527), (2812, 341985), (3108, 309415), (3257, 295260), (3515, 273588), (3885, 247532), (3990, 241018), (4218, 227990), (4921, 195420), (5180, 185649), (6514, 147630), (7030, 136794), (7770, 123766), (7980, 120509), (8436, 113995), (9771, 98420), (9842, 97710), (10545, 91196), (13028, 73815), (14060, 68397), (14763, 65140), (15540, 61883), (16285, 59052), (19542, 49210), (19684, 48855), (21090, 45598), (22799, 42180), (24605, 39084), (29526, 32570)]