42879200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 288

約数和(自身を含む): 139991040

約数和(自身を除く): 97111840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 25, 26, 28, 31, 32, 35, 38, 40, 50, 52, 56, 62, 65, 70, 76, 80, 91, 95, 100, 104, 112, 124, 130, 133, 140, 152, 155, 160, 175, 182, 190, 200, 208, 217, 224, 247, 248, 260, 266, 280, 304, 310, 325, 350, 364, 380, 400, 403, 416, 434, 455, 475, 494, 496, 520, 532, 560, 589, 608, 620, 650, 665, 700, 728, 760, 775, 800, 806, 868, 910, 950, 988, 992, 1040, 1064, 1085, 1120, 1178, 1235, 1240, 1300, 1330, 1400, 1456, 1520, 1550, 1612, 1729, 1736, 1820, 1900, 1976, 2015, 2080, 2128, 2170, 2275, 2356, 2470, 2480, 2600, 2660, 2800, 2821, 2912, 2945, 3040, 3100, 3224, 3325, 3458, 3472, 3640, 3800, 3952, 4030, 4123, 4256, 4340, 4550, 4712, 4940, 4960, 5200, 5320, 5425, 5600, 5642, 5890, 6175, 6200, 6448, 6650, 6916, 6944, 7280, 7600, 7657, 7904, 8060, 8246, 8645, 8680, 9100, 9424, 9880, 10075, 10400, 10640, 10850, 11284, 11780, 12350, 12400, 12896, 13300, 13832, 14105, 14560, 14725, 15200, 15314, 16120, 16492, 17290, 17360, 18200, 18848, 19760, 20150, 20615, 21280, 21700, 22568, 23560, 24700, 24800, 26600, 27664, 28210, 29450, 30628, 32240, 32984, 34580, 34720, 36400, 38285, 39520, 40300, 41230, 43225, 43400, 45136, 47120, 49400, 53200, 53599, 55328, 56420, 58900, 61256, 64480, 65968, 69160, 70525, 72800, 76570, 80600, 82460, 86450, 86800, 90272, 94240, 98800, 103075, 106400, 107198, 112840, 117800, 122512, 131936, 138320, 141050, 153140, 161200, 164920, 172900, 173600, 191425, 197600, 206150, 214396, 225680, 235600, 245024, 267995, 276640, 282100, 306280, 322400, 329840, 345800, 382850, 412300, 428792, 451360, 471200, 535990, 564200, 612560, 659680, 691600, 765700, 824600, 857584, 1071980, 1128400, 1225120, 1339975, 1383200, 1531400, 1649200, 1715168, 2143960, 2256800, 2679950, 3062800, 3298400, 4287920, 5359900, 6125600, 8575840, 10719800, 21439600, 42879200]

約数ペア:

[(1, 42879200), (2, 21439600), (4, 10719800), (5, 8575840), (7, 6125600), (8, 5359900), (10, 4287920), (13, 3298400), (14, 3062800), (16, 2679950), (19, 2256800), (20, 2143960), (25, 1715168), (26, 1649200), (28, 1531400), (31, 1383200), (32, 1339975), (35, 1225120), (38, 1128400), (40, 1071980), (50, 857584), (52, 824600), (56, 765700), (62, 691600), (65, 659680), (70, 612560), (76, 564200), (80, 535990), (91, 471200), (95, 451360), (100, 428792), (104, 412300), (112, 382850), (124, 345800), (130, 329840), (133, 322400), (140, 306280), (152, 282100), (155, 276640), (160, 267995), (175, 245024), (182, 235600), (190, 225680), (200, 214396), (208, 206150), (217, 197600), (224, 191425), (247, 173600), (248, 172900), (260, 164920), (266, 161200), (280, 153140), (304, 141050), (310, 138320), (325, 131936), (350, 122512), (364, 117800), (380, 112840), (400, 107198), (403, 106400), (416, 103075), (434, 98800), (455, 94240), (475, 90272), (494, 86800), (496, 86450), (520, 82460), (532, 80600), (560, 76570), (589, 72800), (608, 70525), (620, 69160), (650, 65968), (665, 64480), (700, 61256), (728, 58900), (760, 56420), (775, 55328), (800, 53599), (806, 53200), (868, 49400), (910, 47120), (950, 45136), (988, 43400), (992, 43225), (1040, 41230), (1064, 40300), (1085, 39520), (1120, 38285), (1178, 36400), (1235, 34720), (1240, 34580), (1300, 32984), (1330, 32240), (1400, 30628), (1456, 29450), (1520, 28210), (1550, 27664), (1612, 26600), (1729, 24800), (1736, 24700), (1820, 23560), (1900, 22568), (1976, 21700), (2015, 21280), (2080, 20615), (2128, 20150), (2170, 19760), (2275, 18848), (2356, 18200), (2470, 17360), (2480, 17290), (2600, 16492), (2660, 16120), (2800, 15314), (2821, 15200), (2912, 14725), (2945, 14560), (3040, 14105), (3100, 13832), (3224, 13300), (3325, 12896), (3458, 12400), (3472, 12350), (3640, 11780), (3800, 11284), (3952, 10850), (4030, 10640), (4123, 10400), (4256, 10075), (4340, 9880), (4550, 9424), (4712, 9100), (4940, 8680), (4960, 8645), (5200, 8246), (5320, 8060), (5425, 7904), (5600, 7657), (5642, 7600), (5890, 7280), (6175, 6944), (6200, 6916), (6448, 6650)]