31623480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 256

約数和(自身を含む): 124416000

約数和(自身を除く): 92792520

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, 47, 54, 56, 60, 63, 70, 72, 84, 89, 90, 94, 105, 108, 120, 126, 135, 140, 141, 168, 178, 180, 188, 189, 210, 216, 235, 252, 267, 270, 280, 282, 315, 329, 356, 360, 376, 378, 420, 423, 445, 470, 504, 534, 540, 564, 623, 630, 658, 705, 712, 756, 801, 840, 846, 890, 940, 945, 987, 1068, 1080, 1128, 1246, 1260, 1269, 1316, 1335, 1410, 1512, 1602, 1645, 1692, 1780, 1869, 1880, 1890, 1974, 2115, 2136, 2403, 2492, 2520, 2538, 2632, 2670, 2820, 2961, 3115, 3204, 3290, 3384, 3560, 3738, 3780, 3948, 4005, 4183, 4230, 4806, 4935, 4984, 5076, 5340, 5607, 5640, 5922, 6230, 6345, 6408, 6580, 7476, 7560, 7896, 8010, 8366, 8460, 8883, 9345, 9612, 9870, 10152, 10680, 11214, 11844, 12015, 12460, 12549, 12690, 13160, 14805, 14952, 16020, 16732, 16821, 16920, 17766, 18690, 19224, 19740, 20915, 22428, 23688, 24030, 24920, 25098, 25380, 28035, 29281, 29610, 32040, 33464, 33642, 35532, 37380, 37647, 39480, 41830, 44415, 44856, 48060, 50196, 50760, 56070, 58562, 59220, 62745, 67284, 71064, 74760, 75294, 83660, 84105, 87843, 88830, 96120, 100392, 112140, 112941, 117124, 118440, 125490, 134568, 146405, 150588, 167320, 168210, 175686, 177660, 188235, 224280, 225882, 234248, 250980, 263529, 292810, 301176, 336420, 351372, 355320, 376470, 439215, 451764, 501960, 527058, 564705, 585620, 672840, 702744, 752940, 790587, 878430, 903528, 1054116, 1129410, 1171240, 1317645, 1505880, 1581174, 1756860, 2108232, 2258820, 2635290, 3162348, 3513720, 3952935, 4517640, 5270580, 6324696, 7905870, 10541160, 15811740, 31623480]

約数ペア:

[(1, 31623480), (2, 15811740), (3, 10541160), (4, 7905870), (5, 6324696), (6, 5270580), (7, 4517640), (8, 3952935), (9, 3513720), (10, 3162348), (12, 2635290), (14, 2258820), (15, 2108232), (18, 1756860), (20, 1581174), (21, 1505880), (24, 1317645), (27, 1171240), (28, 1129410), (30, 1054116), (35, 903528), (36, 878430), (40, 790587), (42, 752940), (45, 702744), (47, 672840), (54, 585620), (56, 564705), (60, 527058), (63, 501960), (70, 451764), (72, 439215), (84, 376470), (89, 355320), (90, 351372), (94, 336420), (105, 301176), (108, 292810), (120, 263529), (126, 250980), (135, 234248), (140, 225882), (141, 224280), (168, 188235), (178, 177660), (180, 175686), (188, 168210), (189, 167320), (210, 150588), (216, 146405), (235, 134568), (252, 125490), (267, 118440), (270, 117124), (280, 112941), (282, 112140), (315, 100392), (329, 96120), (356, 88830), (360, 87843), (376, 84105), (378, 83660), (420, 75294), (423, 74760), (445, 71064), (470, 67284), (504, 62745), (534, 59220), (540, 58562), (564, 56070), (623, 50760), (630, 50196), (658, 48060), (705, 44856), (712, 44415), (756, 41830), (801, 39480), (840, 37647), (846, 37380), (890, 35532), (940, 33642), (945, 33464), (987, 32040), (1068, 29610), (1080, 29281), (1128, 28035), (1246, 25380), (1260, 25098), (1269, 24920), (1316, 24030), (1335, 23688), (1410, 22428), (1512, 20915), (1602, 19740), (1645, 19224), (1692, 18690), (1780, 17766), (1869, 16920), (1880, 16821), (1890, 16732), (1974, 16020), (2115, 14952), (2136, 14805), (2403, 13160), (2492, 12690), (2520, 12549), (2538, 12460), (2632, 12015), (2670, 11844), (2820, 11214), (2961, 10680), (3115, 10152), (3204, 9870), (3290, 9612), (3384, 9345), (3560, 8883), (3738, 8460), (3780, 8366), (3948, 8010), (4005, 7896), (4183, 7560), (4230, 7476), (4806, 6580), (4935, 6408), (4984, 6345), (5076, 6230), (5340, 5922), (5607, 5640)]