287025960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 256

約数和(自身を含む): 1001548800

約数和(自身を除く): 714522840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 79, 85, 102, 104, 120, 130, 136, 137, 156, 158, 170, 195, 204, 221, 237, 255, 260, 274, 312, 316, 340, 390, 395, 408, 411, 442, 474, 510, 520, 548, 632, 663, 680, 685, 780, 790, 822, 884, 948, 1020, 1027, 1096, 1105, 1185, 1326, 1343, 1370, 1560, 1580, 1644, 1768, 1781, 1896, 2040, 2054, 2055, 2210, 2329, 2370, 2652, 2686, 2740, 3081, 3160, 3288, 3315, 3562, 4029, 4108, 4110, 4420, 4658, 4740, 5135, 5304, 5343, 5372, 5480, 6162, 6630, 6715, 6987, 7124, 8058, 8216, 8220, 8840, 8905, 9316, 9480, 10270, 10686, 10744, 10823, 11645, 12324, 13260, 13430, 13974, 14248, 15405, 16116, 16440, 17459, 17810, 18632, 20145, 20540, 21372, 21646, 23290, 24648, 26520, 26715, 26860, 27948, 30277, 30810, 32232, 32469, 34918, 34935, 35620, 40290, 41080, 42744, 43292, 46580, 52377, 53430, 53720, 54115, 55896, 60554, 61620, 64938, 69836, 69870, 71240, 80580, 86584, 87295, 90831, 93160, 104754, 106860, 108230, 121108, 123240, 129876, 139672, 139740, 140699, 151385, 161160, 162345, 174590, 181662, 183991, 209508, 213720, 216460, 242216, 259752, 261885, 279480, 281398, 302770, 324690, 349180, 363324, 367982, 419016, 422097, 432920, 454155, 523770, 551973, 562796, 605540, 649380, 698360, 703495, 726648, 735964, 844194, 908310, 919955, 1047540, 1103946, 1125592, 1211080, 1298760, 1406990, 1471928, 1688388, 1816620, 1839910, 2095080, 2110485, 2207892, 2391883, 2759865, 2813980, 3376776, 3633240, 3679820, 4220970, 4415784, 4783766, 5519730, 5627960, 7175649, 7359640, 8441940, 9567532, 11039460, 11959415, 14351298, 16883880, 19135064, 22078920, 23918830, 28702596, 35878245, 47837660, 57405192, 71756490, 95675320, 143512980, 287025960]

約数ペア:

[(1, 287025960), (2, 143512980), (3, 95675320), (4, 71756490), (5, 57405192), (6, 47837660), (8, 35878245), (10, 28702596), (12, 23918830), (13, 22078920), (15, 19135064), (17, 16883880), (20, 14351298), (24, 11959415), (26, 11039460), (30, 9567532), (34, 8441940), (39, 7359640), (40, 7175649), (51, 5627960), (52, 5519730), (60, 4783766), (65, 4415784), (68, 4220970), (78, 3679820), (79, 3633240), (85, 3376776), (102, 2813980), (104, 2759865), (120, 2391883), (130, 2207892), (136, 2110485), (137, 2095080), (156, 1839910), (158, 1816620), (170, 1688388), (195, 1471928), (204, 1406990), (221, 1298760), (237, 1211080), (255, 1125592), (260, 1103946), (274, 1047540), (312, 919955), (316, 908310), (340, 844194), (390, 735964), (395, 726648), (408, 703495), (411, 698360), (442, 649380), (474, 605540), (510, 562796), (520, 551973), (548, 523770), (632, 454155), (663, 432920), (680, 422097), (685, 419016), (780, 367982), (790, 363324), (822, 349180), (884, 324690), (948, 302770), (1020, 281398), (1027, 279480), (1096, 261885), (1105, 259752), (1185, 242216), (1326, 216460), (1343, 213720), (1370, 209508), (1560, 183991), (1580, 181662), (1644, 174590), (1768, 162345), (1781, 161160), (1896, 151385), (2040, 140699), (2054, 139740), (2055, 139672), (2210, 129876), (2329, 123240), (2370, 121108), (2652, 108230), (2686, 106860), (2740, 104754), (3081, 93160), (3160, 90831), (3288, 87295), (3315, 86584), (3562, 80580), (4029, 71240), (4108, 69870), (4110, 69836), (4420, 64938), (4658, 61620), (4740, 60554), (5135, 55896), (5304, 54115), (5343, 53720), (5372, 53430), (5480, 52377), (6162, 46580), (6630, 43292), (6715, 42744), (6987, 41080), (7124, 40290), (8058, 35620), (8216, 34935), (8220, 34918), (8840, 32469), (8905, 32232), (9316, 30810), (9480, 30277), (10270, 27948), (10686, 26860), (10744, 26715), (10823, 26520), (11645, 24648), (12324, 23290), (13260, 21646), (13430, 21372), (13974, 20540), (14248, 20145), (15405, 18632), (16116, 17810), (16440, 17459)]