491569883980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1\times {\mathrm{1721}}^1$

素因数の和:2664

約数の個数: 192

約数和(自身を含む): 1231947343872

約数和(自身を除く): 740377459892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 67, 70, 74, 134, 140, 148, 185, 259, 268, 335, 370, 469, 518, 670, 740, 823, 938, 1036, 1295, 1340, 1646, 1721, 1876, 2345, 2479, 2590, 3292, 3442, 4115, 4690, 4958, 5180, 5761, 6884, 8230, 8605, 9380, 9916, 11522, 12047, 12395, 16460, 17210, 17353, 23044, 24094, 24790, 28805, 30451, 34420, 34706, 48188, 49580, 55141, 57610, 60235, 60902, 63677, 69412, 86765, 110282, 115220, 115307, 120470, 121804, 127354, 152255, 173530, 213157, 220564, 230614, 240940, 254708, 275705, 304510, 318385, 347060, 385987, 426314, 445739, 461228, 551410, 576535, 609020, 636770, 771974, 807149, 852628, 891478, 1065785, 1102820, 1153070, 1273540, 1416383, 1543948, 1614298, 1782956, 1929935, 2040217, 2131570, 2228695, 2306140, 2832766, 3228596, 3859870, 4035745, 4080434, 4263140, 4266359, 4457390, 5665532, 7081915, 7719740, 8071490, 8160868, 8532718, 8914780, 9914681, 10201085, 14163830, 14281519, 16142980, 17065436, 19829362, 20402170, 21331795, 28327660, 28563038, 29864513, 39658724, 40804340, 42663590, 49573405, 52406171, 57126076, 59729026, 71407595, 85327180, 94897661, 99146810, 104812342, 119458052, 142815190, 149322565, 189795322, 198293620, 209624684, 262030855, 285630380, 298645130, 366843197, 379590644, 474488305, 524061710, 597290260, 664283627, 733686394, 948976610, 1048123420, 1328567254, 1467372788, 1834215985, 1897953220, 2657134508, 3321418135, 3511213457, 3668431970, 6642836270, 7022426914, 7336863940, 13285672540, 14044853828, 17556067285, 24578494199, 35112134570, 49156988398, 70224269140, 98313976796, 122892470995, 245784941990, 491569883980]

約数ペア:

[(1, 491569883980), (2, 245784941990), (4, 122892470995), (5, 98313976796), (7, 70224269140), (10, 49156988398), (14, 35112134570), (20, 24578494199), (28, 17556067285), (35, 14044853828), (37, 13285672540), (67, 7336863940), (70, 7022426914), (74, 6642836270), (134, 3668431970), (140, 3511213457), (148, 3321418135), (185, 2657134508), (259, 1897953220), (268, 1834215985), (335, 1467372788), (370, 1328567254), (469, 1048123420), (518, 948976610), (670, 733686394), (740, 664283627), (823, 597290260), (938, 524061710), (1036, 474488305), (1295, 379590644), (1340, 366843197), (1646, 298645130), (1721, 285630380), (1876, 262030855), (2345, 209624684), (2479, 198293620), (2590, 189795322), (3292, 149322565), (3442, 142815190), (4115, 119458052), (4690, 104812342), (4958, 99146810), (5180, 94897661), (5761, 85327180), (6884, 71407595), (8230, 59729026), (8605, 57126076), (9380, 52406171), (9916, 49573405), (11522, 42663590), (12047, 40804340), (12395, 39658724), (16460, 29864513), (17210, 28563038), (17353, 28327660), (23044, 21331795), (24094, 20402170), (24790, 19829362), (28805, 17065436), (30451, 16142980), (34420, 14281519), (34706, 14163830), (48188, 10201085), (49580, 9914681), (55141, 8914780), (57610, 8532718), (60235, 8160868), (60902, 8071490), (63677, 7719740), (69412, 7081915), (86765, 5665532), (110282, 4457390), (115220, 4266359), (115307, 4263140), (120470, 4080434), (121804, 4035745), (127354, 3859870), (152255, 3228596), (173530, 2832766), (213157, 2306140), (220564, 2228695), (230614, 2131570), (240940, 2040217), (254708, 1929935), (275705, 1782956), (304510, 1614298), (318385, 1543948), (347060, 1416383), (385987, 1273540), (426314, 1153070), (445739, 1102820), (461228, 1065785), (551410, 891478), (576535, 852628), (609020, 807149), (636770, 771974)]