157317720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9857}}^1$

素因数の和:9897

約数の個数: 128

約数和(自身を含む): 567820800

約数和(自身を除く): 410503080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 9857, 15960, 19714, 29571, 39428, 49285, 59142, 68999, 78856, 98570, 118284, 137998, 147855, 187283, 197140, 206997, 236568, 275996, 295710, 344995, 374566, 394280, 413994, 551992, 561849, 591420, 689990, 749132, 827988, 936415, 1034985, 1123698, 1182840, 1310981, 1379980, 1498264, 1655976, 1872830, 2069970, 2247396, 2621962, 2759960, 2809245, 3745660, 3932943, 4139940, 4494792, 5243924, 5618490, 6554905, 7491320, 7865886, 8279880, 10487848, 11236980, 13109810, 15731772, 19664715, 22473960, 26219620, 31463544, 39329430, 52439240, 78658860, 157317720]

約数ペア:

[(1, 157317720), (2, 78658860), (3, 52439240), (4, 39329430), (5, 31463544), (6, 26219620), (7, 22473960), (8, 19664715), (10, 15731772), (12, 13109810), (14, 11236980), (15, 10487848), (19, 8279880), (20, 7865886), (21, 7491320), (24, 6554905), (28, 5618490), (30, 5243924), (35, 4494792), (38, 4139940), (40, 3932943), (42, 3745660), (56, 2809245), (57, 2759960), (60, 2621962), (70, 2247396), (76, 2069970), (84, 1872830), (95, 1655976), (105, 1498264), (114, 1379980), (120, 1310981), (133, 1182840), (140, 1123698), (152, 1034985), (168, 936415), (190, 827988), (210, 749132), (228, 689990), (266, 591420), (280, 561849), (285, 551992), (380, 413994), (399, 394280), (420, 374566), (456, 344995), (532, 295710), (570, 275996), (665, 236568), (760, 206997), (798, 197140), (840, 187283), (1064, 147855), (1140, 137998), (1330, 118284), (1596, 98570), (1995, 78856), (2280, 68999), (2660, 59142), (3192, 49285), (3990, 39428), (5320, 29571), (7980, 19714), (9857, 15960)]