2169440280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3931}}^1$

素因数の和:4031

約数の個数: 256

約数和(自身を含む): 8379878400

約数和(自身を除く): 6210438120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 73, 84, 90, 105, 108, 120, 126, 135, 140, 146, 168, 180, 189, 210, 216, 219, 252, 270, 280, 292, 315, 360, 365, 378, 420, 438, 504, 511, 540, 584, 630, 657, 730, 756, 840, 876, 945, 1022, 1080, 1095, 1260, 1314, 1460, 1512, 1533, 1752, 1890, 1971, 2044, 2190, 2520, 2555, 2628, 2920, 3066, 3285, 3780, 3931, 3942, 4088, 4380, 4599, 5110, 5256, 6132, 6570, 7560, 7665, 7862, 7884, 8760, 9198, 9855, 10220, 11793, 12264, 13140, 13797, 15330, 15724, 15768, 18396, 19655, 19710, 20440, 22995, 23586, 26280, 27517, 27594, 30660, 31448, 35379, 36792, 39310, 39420, 45990, 47172, 55034, 55188, 58965, 61320, 68985, 70758, 78620, 78840, 82551, 91980, 94344, 106137, 110068, 110376, 117930, 137585, 137970, 141516, 157240, 165102, 176895, 183960, 212274, 220136, 235860, 247653, 275170, 275940, 283032, 286963, 330204, 353790, 412755, 424548, 471720, 495306, 530685, 550340, 551880, 573926, 660408, 707580, 742959, 825510, 849096, 860889, 990612, 1061370, 1100680, 1147852, 1238265, 1415160, 1434815, 1485918, 1651020, 1721778, 1981224, 2008741, 2122740, 2295704, 2476530, 2582667, 2869630, 2971836, 3302040, 3443556, 3714795, 4017482, 4245480, 4304445, 4953060, 5165334, 5739260, 5943672, 6026223, 6887112, 7429590, 7748001, 8034964, 8608890, 9906120, 10043705, 10330668, 11478520, 12052446, 12913335, 14859180, 15496002, 16069928, 17217780, 18078669, 20087410, 20661336, 24104892, 25826670, 29718360, 30131115, 30992004, 34435560, 36157338, 38740005, 40174820, 48209784, 51653340, 54236007, 60262230, 61984008, 72314676, 77480010, 80349640, 90393345, 103306680, 108472014, 120524460, 144629352, 154960020, 180786690, 216944028, 241048920, 271180035, 309920040, 361573380, 433888056, 542360070, 723146760, 1084720140, 2169440280]

約数ペア:

[(1, 2169440280), (2, 1084720140), (3, 723146760), (4, 542360070), (5, 433888056), (6, 361573380), (7, 309920040), (8, 271180035), (9, 241048920), (10, 216944028), (12, 180786690), (14, 154960020), (15, 144629352), (18, 120524460), (20, 108472014), (21, 103306680), (24, 90393345), (27, 80349640), (28, 77480010), (30, 72314676), (35, 61984008), (36, 60262230), (40, 54236007), (42, 51653340), (45, 48209784), (54, 40174820), (56, 38740005), (60, 36157338), (63, 34435560), (70, 30992004), (72, 30131115), (73, 29718360), (84, 25826670), (90, 24104892), (105, 20661336), (108, 20087410), (120, 18078669), (126, 17217780), (135, 16069928), (140, 15496002), (146, 14859180), (168, 12913335), (180, 12052446), (189, 11478520), (210, 10330668), (216, 10043705), (219, 9906120), (252, 8608890), (270, 8034964), (280, 7748001), (292, 7429590), (315, 6887112), (360, 6026223), (365, 5943672), (378, 5739260), (420, 5165334), (438, 4953060), (504, 4304445), (511, 4245480), (540, 4017482), (584, 3714795), (630, 3443556), (657, 3302040), (730, 2971836), (756, 2869630), (840, 2582667), (876, 2476530), (945, 2295704), (1022, 2122740), (1080, 2008741), (1095, 1981224), (1260, 1721778), (1314, 1651020), (1460, 1485918), (1512, 1434815), (1533, 1415160), (1752, 1238265), (1890, 1147852), (1971, 1100680), (2044, 1061370), (2190, 990612), (2520, 860889), (2555, 849096), (2628, 825510), (2920, 742959), (3066, 707580), (3285, 660408), (3780, 573926), (3931, 551880), (3942, 550340), (4088, 530685), (4380, 495306), (4599, 471720), (5110, 424548), (5256, 412755), (6132, 353790), (6570, 330204), (7560, 286963), (7665, 283032), (7862, 275940), (7884, 275170), (8760, 247653), (9198, 235860), (9855, 220136), (10220, 212274), (11793, 183960), (12264, 176895), (13140, 165102), (13797, 157240), (15330, 141516), (15724, 137970), (15768, 137585), (18396, 117930), (19655, 110376), (19710, 110068), (20440, 106137), (22995, 94344), (23586, 91980), (26280, 82551), (27517, 78840), (27594, 78620), (30660, 70758), (31448, 68985), (35379, 61320), (36792, 58965), (39310, 55188), (39420, 55034), (45990, 47172)]