128567880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:500

約数の個数: 192

約数和(自身を含む): 482002560

約数和(自身を除く): 353434680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 163, 168, 180, 210, 252, 280, 313, 315, 326, 360, 420, 489, 504, 626, 630, 652, 815, 840, 939, 978, 1141, 1252, 1260, 1304, 1467, 1565, 1630, 1878, 1956, 2191, 2282, 2445, 2504, 2520, 2817, 2934, 3130, 3260, 3423, 3756, 3912, 4382, 4564, 4695, 4890, 5634, 5705, 5868, 6260, 6520, 6573, 6846, 7335, 7512, 8764, 9128, 9390, 9780, 10269, 10955, 11268, 11410, 11736, 12520, 13146, 13692, 14085, 14670, 17115, 17528, 18780, 19560, 19719, 20538, 21910, 22536, 22820, 26292, 27384, 28170, 29340, 32865, 34230, 37560, 39438, 41076, 43820, 45640, 51019, 51345, 52584, 56340, 58680, 65730, 68460, 78876, 82152, 87640, 98595, 102038, 102690, 112680, 131460, 136920, 153057, 157752, 197190, 204076, 205380, 255095, 262920, 306114, 357133, 394380, 408152, 410760, 459171, 510190, 612228, 714266, 765285, 788760, 918342, 1020380, 1071399, 1224456, 1428532, 1530570, 1785665, 1836684, 2040760, 2142798, 2295855, 2857064, 3061140, 3214197, 3571330, 3673368, 4285596, 4591710, 5356995, 6122280, 6428394, 7142660, 8571192, 9183420, 10713990, 12856788, 14285320, 16070985, 18366840, 21427980, 25713576, 32141970, 42855960, 64283940, 128567880]

約数ペア:

[(1, 128567880), (2, 64283940), (3, 42855960), (4, 32141970), (5, 25713576), (6, 21427980), (7, 18366840), (8, 16070985), (9, 14285320), (10, 12856788), (12, 10713990), (14, 9183420), (15, 8571192), (18, 7142660), (20, 6428394), (21, 6122280), (24, 5356995), (28, 4591710), (30, 4285596), (35, 3673368), (36, 3571330), (40, 3214197), (42, 3061140), (45, 2857064), (56, 2295855), (60, 2142798), (63, 2040760), (70, 1836684), (72, 1785665), (84, 1530570), (90, 1428532), (105, 1224456), (120, 1071399), (126, 1020380), (140, 918342), (163, 788760), (168, 765285), (180, 714266), (210, 612228), (252, 510190), (280, 459171), (313, 410760), (315, 408152), (326, 394380), (360, 357133), (420, 306114), (489, 262920), (504, 255095), (626, 205380), (630, 204076), (652, 197190), (815, 157752), (840, 153057), (939, 136920), (978, 131460), (1141, 112680), (1252, 102690), (1260, 102038), (1304, 98595), (1467, 87640), (1565, 82152), (1630, 78876), (1878, 68460), (1956, 65730), (2191, 58680), (2282, 56340), (2445, 52584), (2504, 51345), (2520, 51019), (2817, 45640), (2934, 43820), (3130, 41076), (3260, 39438), (3423, 37560), (3756, 34230), (3912, 32865), (4382, 29340), (4564, 28170), (4695, 27384), (4890, 26292), (5634, 22820), (5705, 22536), (5868, 21910), (6260, 20538), (6520, 19719), (6573, 19560), (6846, 18780), (7335, 17528), (7512, 17115), (8764, 14670), (9128, 14085), (9390, 13692), (9780, 13146), (10269, 12520), (10955, 11736), (11268, 11410)]