79997400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^2\times {\mathrm{907}}^1$

素因数の和:943

約数の個数: 216

約数和(自身を含む): 312865020

約数和(自身を除く): 232867620

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 49, 50, 56, 60, 63, 70, 72, 75, 84, 90, 98, 100, 105, 120, 126, 140, 147, 150, 168, 175, 180, 196, 200, 210, 225, 245, 252, 280, 294, 300, 315, 350, 360, 392, 420, 441, 450, 490, 504, 525, 588, 600, 630, 700, 735, 840, 882, 900, 907, 980, 1050, 1176, 1225, 1260, 1400, 1470, 1575, 1764, 1800, 1814, 1960, 2100, 2205, 2450, 2520, 2721, 2940, 3150, 3528, 3628, 3675, 4200, 4410, 4535, 4900, 5442, 5880, 6300, 6349, 7256, 7350, 8163, 8820, 9070, 9800, 10884, 11025, 12600, 12698, 13605, 14700, 16326, 17640, 18140, 19047, 21768, 22050, 22675, 25396, 27210, 29400, 31745, 32652, 36280, 38094, 40815, 44100, 44443, 45350, 50792, 54420, 57141, 63490, 65304, 68025, 76188, 81630, 88200, 88886, 90700, 95235, 108840, 114282, 126980, 133329, 136050, 152376, 158725, 163260, 177772, 181400, 190470, 204075, 222215, 228564, 253960, 266658, 272100, 285705, 317450, 326520, 355544, 380940, 399987, 408150, 444430, 457128, 476175, 533316, 544200, 571410, 634900, 666645, 761880, 799974, 816300, 888860, 952350, 1066632, 1111075, 1142820, 1269800, 1333290, 1428525, 1599948, 1632600, 1777720, 1904700, 1999935, 2222150, 2285640, 2666580, 2857050, 3199896, 3333225, 3809400, 3999870, 4444300, 5333160, 5714100, 6666450, 7999740, 8888600, 9999675, 11428200, 13332900, 15999480, 19999350, 26665800, 39998700, 79997400]

約数ペア:

[(1, 79997400), (2, 39998700), (3, 26665800), (4, 19999350), (5, 15999480), (6, 13332900), (7, 11428200), (8, 9999675), (9, 8888600), (10, 7999740), (12, 6666450), (14, 5714100), (15, 5333160), (18, 4444300), (20, 3999870), (21, 3809400), (24, 3333225), (25, 3199896), (28, 2857050), (30, 2666580), (35, 2285640), (36, 2222150), (40, 1999935), (42, 1904700), (45, 1777720), (49, 1632600), (50, 1599948), (56, 1428525), (60, 1333290), (63, 1269800), (70, 1142820), (72, 1111075), (75, 1066632), (84, 952350), (90, 888860), (98, 816300), (100, 799974), (105, 761880), (120, 666645), (126, 634900), (140, 571410), (147, 544200), (150, 533316), (168, 476175), (175, 457128), (180, 444430), (196, 408150), (200, 399987), (210, 380940), (225, 355544), (245, 326520), (252, 317450), (280, 285705), (294, 272100), (300, 266658), (315, 253960), (350, 228564), (360, 222215), (392, 204075), (420, 190470), (441, 181400), (450, 177772), (490, 163260), (504, 158725), (525, 152376), (588, 136050), (600, 133329), (630, 126980), (700, 114282), (735, 108840), (840, 95235), (882, 90700), (900, 88886), (907, 88200), (980, 81630), (1050, 76188), (1176, 68025), (1225, 65304), (1260, 63490), (1400, 57141), (1470, 54420), (1575, 50792), (1764, 45350), (1800, 44443), (1814, 44100), (1960, 40815), (2100, 38094), (2205, 36280), (2450, 32652), (2520, 31745), (2721, 29400), (2940, 27210), (3150, 25396), (3528, 22675), (3628, 22050), (3675, 21768), (4200, 19047), (4410, 18140), (4535, 17640), (4900, 16326), (5442, 14700), (5880, 13605), (6300, 12698), (6349, 12600), (7256, 11025), (7350, 10884), (8163, 9800), (8820, 9070)]