289298940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5179}}^1$

素因数の和:5224

約数の個数: 144

約数和(自身を含む): 992073600

約数和(自身を除く): 702774660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3724, 3990, 4655, 5179, 5586, 7980, 9310, 10358, 11172, 13965, 15537, 18620, 20716, 25895, 27930, 31074, 36253, 51790, 55860, 62148, 72506, 77685, 98401, 103580, 108759, 145012, 155370, 181265, 196802, 217518, 253771, 295203, 310740, 362530, 393604, 435036, 492005, 507542, 543795, 590406, 688807, 725060, 761313, 984010, 1015084, 1087590, 1180812, 1268855, 1377614, 1476015, 1522626, 1968020, 2066421, 2175180, 2537710, 2755228, 2952030, 3045252, 3444035, 3806565, 4132842, 4821649, 5075420, 5904060, 6888070, 7613130, 8265684, 9643298, 10332105, 13776140, 14464947, 15226260, 19286596, 20664210, 24108245, 28929894, 41328420, 48216490, 57859788, 72324735, 96432980, 144649470, 289298940]

約数ペア:

[(1, 289298940), (2, 144649470), (3, 96432980), (4, 72324735), (5, 57859788), (6, 48216490), (7, 41328420), (10, 28929894), (12, 24108245), (14, 20664210), (15, 19286596), (19, 15226260), (20, 14464947), (21, 13776140), (28, 10332105), (30, 9643298), (35, 8265684), (38, 7613130), (42, 6888070), (49, 5904060), (57, 5075420), (60, 4821649), (70, 4132842), (76, 3806565), (84, 3444035), (95, 3045252), (98, 2952030), (105, 2755228), (114, 2537710), (133, 2175180), (140, 2066421), (147, 1968020), (190, 1522626), (196, 1476015), (210, 1377614), (228, 1268855), (245, 1180812), (266, 1087590), (285, 1015084), (294, 984010), (380, 761313), (399, 725060), (420, 688807), (490, 590406), (532, 543795), (570, 507542), (588, 492005), (665, 435036), (735, 393604), (798, 362530), (931, 310740), (980, 295203), (1140, 253771), (1330, 217518), (1470, 196802), (1596, 181265), (1862, 155370), (1995, 145012), (2660, 108759), (2793, 103580), (2940, 98401), (3724, 77685), (3990, 72506), (4655, 62148), (5179, 55860), (5586, 51790), (7980, 36253), (9310, 31074), (10358, 27930), (11172, 25895), (13965, 20716), (15537, 18620)]