74942280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:481

約数の個数: 256

約数和(自身を含む): 298598400

約数和(自身を除く): 223656120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 431, 460, 483, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 862, 920, 945, 966, 1035, 1080, 1242, 1260, 1288, 1293, 1380, 1449, 1512, 1610, 1656, 1724, 1890, 1932, 2070, 2155, 2415, 2484, 2520, 2586, 2760, 2898, 3017, 3105, 3220, 3448, 3780, 3864, 3879, 4140, 4310, 4347, 4830, 4968, 5172, 5796, 6034, 6210, 6440, 6465, 7245, 7560, 7758, 8280, 8620, 8694, 9051, 9660, 9913, 10344, 11592, 11637, 12068, 12420, 12930, 14490, 15085, 15516, 17240, 17388, 18102, 19320, 19395, 19826, 21735, 23274, 24136, 24840, 25860, 27153, 28980, 29739, 30170, 31032, 34776, 36204, 38790, 39652, 43470, 45255, 46548, 49565, 51720, 54306, 57960, 58185, 59478, 60340, 69391, 72408, 77580, 79304, 81459, 86940, 89217, 90510, 93096, 99130, 108612, 116370, 118956, 120680, 135765, 138782, 148695, 155160, 162918, 173880, 178434, 181020, 198260, 208173, 217224, 232740, 237912, 267651, 271530, 277564, 297390, 325836, 346955, 356868, 362040, 396520, 407295, 416346, 446085, 465480, 535302, 543060, 555128, 594780, 624519, 651672, 693910, 713736, 814590, 832692, 892170, 1040865, 1070604, 1086120, 1189560, 1249038, 1338255, 1387820, 1629180, 1665384, 1784340, 1873557, 2081730, 2141208, 2498076, 2676510, 2775640, 3122595, 3258360, 3568680, 3747114, 4163460, 4996152, 5353020, 6245190, 7494228, 8326920, 9367785, 10706040, 12490380, 14988456, 18735570, 24980760, 37471140, 74942280]

約数ペア:

[(1, 74942280), (2, 37471140), (3, 24980760), (4, 18735570), (5, 14988456), (6, 12490380), (7, 10706040), (8, 9367785), (9, 8326920), (10, 7494228), (12, 6245190), (14, 5353020), (15, 4996152), (18, 4163460), (20, 3747114), (21, 3568680), (23, 3258360), (24, 3122595), (27, 2775640), (28, 2676510), (30, 2498076), (35, 2141208), (36, 2081730), (40, 1873557), (42, 1784340), (45, 1665384), (46, 1629180), (54, 1387820), (56, 1338255), (60, 1249038), (63, 1189560), (69, 1086120), (70, 1070604), (72, 1040865), (84, 892170), (90, 832692), (92, 814590), (105, 713736), (108, 693910), (115, 651672), (120, 624519), (126, 594780), (135, 555128), (138, 543060), (140, 535302), (161, 465480), (168, 446085), (180, 416346), (184, 407295), (189, 396520), (207, 362040), (210, 356868), (216, 346955), (230, 325836), (252, 297390), (270, 277564), (276, 271530), (280, 267651), (315, 237912), (322, 232740), (345, 217224), (360, 208173), (378, 198260), (414, 181020), (420, 178434), (431, 173880), (460, 162918), (483, 155160), (504, 148695), (540, 138782), (552, 135765), (621, 120680), (630, 118956), (644, 116370), (690, 108612), (756, 99130), (805, 93096), (828, 90510), (840, 89217), (862, 86940), (920, 81459), (945, 79304), (966, 77580), (1035, 72408), (1080, 69391), (1242, 60340), (1260, 59478), (1288, 58185), (1293, 57960), (1380, 54306), (1449, 51720), (1512, 49565), (1610, 46548), (1656, 45255), (1724, 43470), (1890, 39652), (1932, 38790), (2070, 36204), (2155, 34776), (2415, 31032), (2484, 30170), (2520, 29739), (2586, 28980), (2760, 27153), (2898, 25860), (3017, 24840), (3105, 24136), (3220, 23274), (3448, 21735), (3780, 19826), (3864, 19395), (3879, 19320), (4140, 18102), (4310, 17388), (4347, 17240), (4830, 15516), (4968, 15085), (5172, 14490), (5796, 12930), (6034, 12420), (6210, 12068), (6440, 11637), (6465, 11592), (7245, 10344), (7560, 9913), (7758, 9660), (8280, 9051), (8620, 8694)]